About the Number

1279040220

1279040219 ← → 1279040221

2進数表記:1001100001111001001101011011100

漢数字表記:十二億七千九百四万二百二十

素因数分解:

2 2 × 3 5 × 5 1 × 17 1 × 113 1 × 137 1

素因数の和:291
約数の個数: 288
約数和(自身を含む): 4329194688
約数和(自身を除く): 3050154468

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 113, 135, 137, 153, 162, 170, 180, 204, 226, 243, 255, 270, 274, 306, 324, 339, 340, 405, 411, 452, 459, 486, 510, 540, 548, 565, 612, 678, 685, 765, 810, 822, 918, 972, 1017, 1020, 1130, 1215, 1233, 1356, 1370, 1377, 1530, 1620, 1644, 1695, 1836, 1921, 2034, 2055, 2260, 2295, 2329, 2430, 2466, 2740, 2754, 3051, 3060, 3390, 3699, 3842, 4068, 4110, 4131, 4590, 4658, 4860, 4932, 5085, 5508, 5763, 6102, 6165, 6780, 6885, 6987, 7398, 7684, 8220, 8262, 9153, 9180, 9316, 9605, 10170, 11097, 11526, 11645, 12204, 12330, 13770, 13974, 14796, 15255, 15481, 16524, 17289, 18306, 18495, 19210, 20340, 20655, 20961, 22194, 23052, 23290, 24660, 27459, 27540, 27948, 28815, 30510, 30962, 33291, 34578, 34935, 36612, 36990, 38420, 41310, 41922, 44388, 45765, 46443, 46580, 51867, 54918, 55485, 57630, 61020, 61924, 62883, 66582, 69156, 69870, 73980, 77405, 82620, 83844, 86445, 91530, 92886, 103734, 104805, 109836, 110970, 115260, 125766, 133164, 137295, 139329, 139740, 154810, 155601, 166455, 172890, 183060, 185772, 188649, 207468, 209610, 221940, 232215, 251532, 259335, 263177, 274590, 278658, 309620, 311202, 314415, 332910, 345780, 377298, 417987, 419220, 464430, 466803, 518670, 526354, 549180, 557316, 565947, 622404, 628830, 665820, 696645, 754596, 778005, 789531, 835974, 928860, 933606, 943245, 1037340, 1052708, 1131894, 1253961, 1257660, 1315885, 1393290, 1556010, 1579062, 1671948, 1867212, 1886490, 2089935, 2263788, 2334015, 2368593, 2507922, 2631770, 2786580, 2829735, 3112020, 3158124, 3761883, 3772980, 3947655, 4179870, 4668030, 4737186, 5015844, 5263540, 5659470, 6269805, 7105779, 7523766, 7895310, 8359740, 9336060, 9474372, 11318940, 11842965, 12539610, 14211558, 15047532, 15790620, 18809415, 21317337, 23685930, 25079220, 28423116, 35528895, 37618830, 42634674, 47371860, 63952011, 71057790, 75237660, 85269348, 106586685, 127904022, 142115580, 213173370, 255808044, 319760055, 426346740, 639520110, 1279040220]

約数ペア:
[(1, 1279040220), (2, 639520110), (3, 426346740), (4, 319760055), (5, 255808044), (6, 213173370), (9, 142115580), (10, 127904022), (12, 106586685), (15, 85269348), (17, 75237660), (18, 71057790), (20, 63952011), (27, 47371860), (30, 42634674), (34, 37618830), (36, 35528895), (45, 28423116), (51, 25079220), (54, 23685930), (60, 21317337), (68, 18809415), (81, 15790620), (85, 15047532), (90, 14211558), (102, 12539610), (108, 11842965), (113, 11318940), (135, 9474372), (137, 9336060), (153, 8359740), (162, 7895310), (170, 7523766), (180, 7105779), (204, 6269805), (226, 5659470), (243, 5263540), (255, 5015844), (270, 4737186), (274, 4668030), (306, 4179870), (324, 3947655), (339, 3772980), (340, 3761883), (405, 3158124), (411, 3112020), (452, 2829735), (459, 2786580), (486, 2631770), (510, 2507922), (540, 2368593), (548, 2334015), (565, 2263788), (612, 2089935), (678, 1886490), (685, 1867212), (765, 1671948), (810, 1579062), (822, 1556010), (918, 1393290), (972, 1315885), (1017, 1257660), (1020, 1253961), (1130, 1131894), (1215, 1052708), (1233, 1037340), (1356, 943245), (1370, 933606), (1377, 928860), (1530, 835974), (1620, 789531), (1644, 778005), (1695, 754596), (1836, 696645), (1921, 665820), (2034, 628830), (2055, 622404), (2260, 565947), (2295, 557316), (2329, 549180), (2430, 526354), (2466, 518670), (2740, 466803), (2754, 464430), (3051, 419220), (3060, 417987), (3390, 377298), (3699, 345780), (3842, 332910), (4068, 314415), (4110, 311202), (4131, 309620), (4590, 278658), (4658, 274590), (4860, 263177), (4932, 259335), (5085, 251532), (5508, 232215), (5763, 221940), (6102, 209610), (6165, 207468), (6780, 188649), (6885, 185772), (6987, 183060), (7398, 172890), (7684, 166455), (8220, 155601), (8262, 154810), (9153, 139740), (9180, 139329), (9316, 137295), (9605, 133164), (10170, 125766), (11097, 115260), (11526, 110970), (11645, 109836), (12204, 104805), (12330, 103734), (13770, 92886), (13974, 91530), (14796, 86445), (15255, 83844), (15481, 82620), (16524, 77405), (17289, 73980), (18306, 69870), (18495, 69156), (19210, 66582), (20340, 62883), (20655, 61924), (20961, 61020), (22194, 57630), (23052, 55485), (23290, 54918), (24660, 51867), (27459, 46580), (27540, 46443), (27948, 45765), (28815, 44388), (30510, 41922), (30962, 41310), (33291, 38420), (34578, 36990), (34935, 36612)]

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