398813220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:716

約数の個数: 240

約数和(自身を含む): 1395923760

約数和(自身を除く): 997110540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 29, 30, 36, 39, 45, 52, 54, 58, 60, 65, 78, 81, 87, 90, 108, 116, 117, 130, 135, 145, 156, 162, 174, 180, 195, 234, 260, 261, 270, 290, 324, 348, 351, 377, 390, 405, 435, 468, 522, 540, 580, 585, 653, 702, 754, 780, 783, 810, 870, 1044, 1053, 1131, 1170, 1305, 1306, 1404, 1508, 1566, 1620, 1740, 1755, 1885, 1959, 2106, 2262, 2340, 2349, 2610, 2612, 3132, 3265, 3393, 3510, 3770, 3915, 3918, 4212, 4524, 4698, 5220, 5265, 5655, 5877, 6530, 6786, 7020, 7540, 7830, 7836, 8489, 9396, 9795, 10179, 10530, 11310, 11745, 11754, 13060, 13572, 15660, 16965, 16978, 17631, 18937, 19590, 20358, 21060, 22620, 23490, 23508, 25467, 29385, 30537, 33930, 33956, 35262, 37874, 39180, 40716, 42445, 46980, 50895, 50934, 52893, 56811, 58770, 61074, 67860, 70524, 75748, 76401, 84890, 88155, 94685, 101790, 101868, 105786, 113622, 117540, 122148, 127335, 152685, 152802, 169780, 170433, 176310, 189370, 203580, 211572, 227244, 229203, 246181, 254670, 264465, 284055, 305370, 305604, 340866, 352620, 378740, 382005, 458406, 492362, 509340, 511299, 528930, 568110, 610740, 681732, 687609, 738543, 764010, 852165, 916812, 984724, 1022598, 1057860, 1136220, 1146015, 1230905, 1375218, 1477086, 1528020, 1533897, 1704330, 2045196, 2215629, 2292030, 2461810, 2556495, 2750436, 2954172, 3067794, 3408660, 3438045, 3692715, 4431258, 4584060, 4923620, 5112990, 6135588, 6646887, 6876090, 7385430, 7669485, 8862516, 10225980, 11078145, 13293774, 13752180, 14770860, 15338970, 19940661, 22156290, 26587548, 30677940, 33234435, 39881322, 44312580, 66468870, 79762644, 99703305, 132937740, 199406610, 398813220]

約数ペア:

[(1, 398813220), (2, 199406610), (3, 132937740), (4, 99703305), (5, 79762644), (6, 66468870), (9, 44312580), (10, 39881322), (12, 33234435), (13, 30677940), (15, 26587548), (18, 22156290), (20, 19940661), (26, 15338970), (27, 14770860), (29, 13752180), (30, 13293774), (36, 11078145), (39, 10225980), (45, 8862516), (52, 7669485), (54, 7385430), (58, 6876090), (60, 6646887), (65, 6135588), (78, 5112990), (81, 4923620), (87, 4584060), (90, 4431258), (108, 3692715), (116, 3438045), (117, 3408660), (130, 3067794), (135, 2954172), (145, 2750436), (156, 2556495), (162, 2461810), (174, 2292030), (180, 2215629), (195, 2045196), (234, 1704330), (260, 1533897), (261, 1528020), (270, 1477086), (290, 1375218), (324, 1230905), (348, 1146015), (351, 1136220), (377, 1057860), (390, 1022598), (405, 984724), (435, 916812), (468, 852165), (522, 764010), (540, 738543), (580, 687609), (585, 681732), (653, 610740), (702, 568110), (754, 528930), (780, 511299), (783, 509340), (810, 492362), (870, 458406), (1044, 382005), (1053, 378740), (1131, 352620), (1170, 340866), (1305, 305604), (1306, 305370), (1404, 284055), (1508, 264465), (1566, 254670), (1620, 246181), (1740, 229203), (1755, 227244), (1885, 211572), (1959, 203580), (2106, 189370), (2262, 176310), (2340, 170433), (2349, 169780), (2610, 152802), (2612, 152685), (3132, 127335), (3265, 122148), (3393, 117540), (3510, 113622), (3770, 105786), (3915, 101868), (3918, 101790), (4212, 94685), (4524, 88155), (4698, 84890), (5220, 76401), (5265, 75748), (5655, 70524), (5877, 67860), (6530, 61074), (6786, 58770), (7020, 56811), (7540, 52893), (7830, 50934), (7836, 50895), (8489, 46980), (9396, 42445), (9795, 40716), (10179, 39180), (10530, 37874), (11310, 35262), (11745, 33956), (11754, 33930), (13060, 30537), (13572, 29385), (15660, 25467), (16965, 23508), (16978, 23490), (17631, 22620), (18937, 21060), (19590, 20358)]