88889220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 288

約数和(自身を含む): 335462400

約数和(自身を除く): 246573180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 47, 57, 60, 63, 70, 76, 79, 84, 90, 94, 95, 105, 114, 126, 133, 140, 141, 158, 171, 180, 188, 190, 210, 228, 235, 237, 252, 266, 282, 285, 315, 316, 329, 342, 380, 395, 399, 420, 423, 470, 474, 532, 553, 564, 570, 630, 658, 665, 684, 705, 711, 790, 798, 846, 855, 893, 940, 948, 987, 1106, 1140, 1185, 1197, 1260, 1316, 1330, 1410, 1422, 1501, 1580, 1596, 1645, 1659, 1692, 1710, 1786, 1974, 1995, 2115, 2212, 2370, 2394, 2660, 2679, 2765, 2820, 2844, 2961, 3002, 3290, 3318, 3420, 3555, 3572, 3713, 3948, 3990, 4230, 4465, 4503, 4740, 4788, 4935, 4977, 5358, 5530, 5922, 5985, 6004, 6251, 6580, 6636, 7110, 7426, 7505, 7980, 8037, 8295, 8460, 8930, 9006, 9870, 9954, 10507, 10716, 11060, 11139, 11844, 11970, 12502, 13395, 13509, 14220, 14805, 14852, 15010, 16074, 16590, 17860, 18012, 18565, 18753, 19740, 19908, 21014, 22278, 22515, 23940, 24885, 25004, 25991, 26790, 27018, 29610, 30020, 31255, 31521, 32148, 33180, 33417, 37130, 37506, 40185, 42028, 44556, 45030, 49770, 51982, 52535, 53580, 54036, 55695, 56259, 59220, 62510, 63042, 66834, 67545, 70547, 74260, 75012, 77973, 80370, 90060, 93765, 94563, 99540, 103964, 105070, 111390, 112518, 125020, 126084, 129955, 133668, 135090, 141094, 155946, 157605, 160740, 167085, 187530, 189126, 210140, 211641, 222780, 225036, 233919, 259910, 270180, 281295, 282188, 311892, 315210, 334170, 352735, 375060, 378252, 389865, 423282, 467838, 472815, 493829, 519820, 562590, 630420, 634923, 668340, 705470, 779730, 846564, 935676, 945630, 987658, 1058205, 1125180, 1169595, 1269846, 1410940, 1481487, 1559460, 1891260, 1975316, 2116410, 2339190, 2469145, 2539692, 2962974, 3174615, 4232820, 4444461, 4678380, 4938290, 5925948, 6349230, 7407435, 8888922, 9876580, 12698460, 14814870, 17777844, 22222305, 29629740, 44444610, 88889220]

約数ペア:

[(1, 88889220), (2, 44444610), (3, 29629740), (4, 22222305), (5, 17777844), (6, 14814870), (7, 12698460), (9, 9876580), (10, 8888922), (12, 7407435), (14, 6349230), (15, 5925948), (18, 4938290), (19, 4678380), (20, 4444461), (21, 4232820), (28, 3174615), (30, 2962974), (35, 2539692), (36, 2469145), (38, 2339190), (42, 2116410), (45, 1975316), (47, 1891260), (57, 1559460), (60, 1481487), (63, 1410940), (70, 1269846), (76, 1169595), (79, 1125180), (84, 1058205), (90, 987658), (94, 945630), (95, 935676), (105, 846564), (114, 779730), (126, 705470), (133, 668340), (140, 634923), (141, 630420), (158, 562590), (171, 519820), (180, 493829), (188, 472815), (190, 467838), (210, 423282), (228, 389865), (235, 378252), (237, 375060), (252, 352735), (266, 334170), (282, 315210), (285, 311892), (315, 282188), (316, 281295), (329, 270180), (342, 259910), (380, 233919), (395, 225036), (399, 222780), (420, 211641), (423, 210140), (470, 189126), (474, 187530), (532, 167085), (553, 160740), (564, 157605), (570, 155946), (630, 141094), (658, 135090), (665, 133668), (684, 129955), (705, 126084), (711, 125020), (790, 112518), (798, 111390), (846, 105070), (855, 103964), (893, 99540), (940, 94563), (948, 93765), (987, 90060), (1106, 80370), (1140, 77973), (1185, 75012), (1197, 74260), (1260, 70547), (1316, 67545), (1330, 66834), (1410, 63042), (1422, 62510), (1501, 59220), (1580, 56259), (1596, 55695), (1645, 54036), (1659, 53580), (1692, 52535), (1710, 51982), (1786, 49770), (1974, 45030), (1995, 44556), (2115, 42028), (2212, 40185), (2370, 37506), (2394, 37130), (2660, 33417), (2679, 33180), (2765, 32148), (2820, 31521), (2844, 31255), (2961, 30020), (3002, 29610), (3290, 27018), (3318, 26790), (3420, 25991), (3555, 25004), (3572, 24885), (3713, 23940), (3948, 22515), (3990, 22278), (4230, 21014), (4465, 19908), (4503, 19740), (4740, 18753), (4788, 18565), (4935, 18012), (4977, 17860), (5358, 16590), (5530, 16074), (5922, 15010), (5985, 14852), (6004, 14805), (6251, 14220), (6580, 13509), (6636, 13395), (7110, 12502), (7426, 11970), (7505, 11844), (7980, 11139), (8037, 11060), (8295, 10716), (8460, 10507), (8930, 9954), (9006, 9870)]