20184738300

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{521}}^1\times {\mathrm{4783}}^1$

素因数の和:5330

約数の個数: 180

約数和(自身を含む): 65570240736

約数和(自身を除く): 45385502436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 521, 540, 675, 810, 900, 1042, 1350, 1563, 1620, 2025, 2084, 2605, 2700, 3126, 4050, 4689, 4783, 5210, 6252, 7815, 8100, 9378, 9566, 10420, 13025, 14067, 14349, 15630, 18756, 19132, 23445, 23915, 26050, 28134, 28698, 31260, 39075, 42201, 43047, 46890, 47830, 52100, 56268, 57396, 70335, 71745, 78150, 84402, 86094, 93780, 95660, 117225, 119575, 129141, 140670, 143490, 156300, 168804, 172188, 211005, 215235, 234450, 239150, 258282, 281340, 286980, 351675, 358725, 387423, 422010, 430470, 468900, 478300, 516564, 645705, 703350, 717450, 774846, 844020, 860940, 1055025, 1076175, 1291410, 1406700, 1434900, 1549692, 1937115, 2110050, 2152350, 2491943, 2582820, 3228525, 3874230, 4220100, 4304700, 4983886, 6457050, 7475829, 7748460, 9685575, 9967772, 12459715, 12914100, 14951658, 19371150, 22427487, 24919430, 29903316, 37379145, 38742300, 44854974, 49838860, 62298575, 67282461, 74758290, 89709948, 112137435, 124597150, 134564922, 149516580, 186895725, 201847383, 224274870, 249194300, 269129844, 336412305, 373791450, 403694766, 448549740, 560687175, 672824610, 747582900, 807389532, 1009236915, 1121374350, 1345649220, 1682061525, 2018473830, 2242748700, 3364123050, 4036947660, 5046184575, 6728246100, 10092369150, 20184738300]

約数ペア:

[(1, 20184738300), (2, 10092369150), (3, 6728246100), (4, 5046184575), (5, 4036947660), (6, 3364123050), (9, 2242748700), (10, 2018473830), (12, 1682061525), (15, 1345649220), (18, 1121374350), (20, 1009236915), (25, 807389532), (27, 747582900), (30, 672824610), (36, 560687175), (45, 448549740), (50, 403694766), (54, 373791450), (60, 336412305), (75, 269129844), (81, 249194300), (90, 224274870), (100, 201847383), (108, 186895725), (135, 149516580), (150, 134564922), (162, 124597150), (180, 112137435), (225, 89709948), (270, 74758290), (300, 67282461), (324, 62298575), (405, 49838860), (450, 44854974), (521, 38742300), (540, 37379145), (675, 29903316), (810, 24919430), (900, 22427487), (1042, 19371150), (1350, 14951658), (1563, 12914100), (1620, 12459715), (2025, 9967772), (2084, 9685575), (2605, 7748460), (2700, 7475829), (3126, 6457050), (4050, 4983886), (4689, 4304700), (4783, 4220100), (5210, 3874230), (6252, 3228525), (7815, 2582820), (8100, 2491943), (9378, 2152350), (9566, 2110050), (10420, 1937115), (13025, 1549692), (14067, 1434900), (14349, 1406700), (15630, 1291410), (18756, 1076175), (19132, 1055025), (23445, 860940), (23915, 844020), (26050, 774846), (28134, 717450), (28698, 703350), (31260, 645705), (39075, 516564), (42201, 478300), (43047, 468900), (46890, 430470), (47830, 422010), (52100, 387423), (56268, 358725), (57396, 351675), (70335, 286980), (71745, 281340), (78150, 258282), (84402, 239150), (86094, 234450), (93780, 215235), (95660, 211005), (117225, 172188), (119575, 168804), (129141, 156300), (140670, 143490)]