20145154400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{347}}^1\times {\mathrm{1481}}^1$

素因数の和:1862

約数の個数: 216

約数和(自身を含む): 57412247256

約数和(自身を除く): 37267092856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 347, 350, 392, 400, 490, 560, 694, 700, 784, 800, 980, 1120, 1225, 1388, 1400, 1481, 1568, 1735, 1960, 2429, 2450, 2776, 2800, 2962, 3470, 3920, 4858, 4900, 5552, 5600, 5924, 6940, 7405, 7840, 8675, 9716, 9800, 10367, 11104, 11848, 12145, 13880, 14810, 17003, 17350, 19432, 19600, 20734, 23696, 24290, 27760, 29620, 34006, 34700, 37025, 38864, 39200, 41468, 47392, 48580, 51835, 55520, 59240, 60725, 68012, 69400, 72569, 74050, 77728, 82936, 85015, 97160, 103670, 118480, 121450, 136024, 138800, 145138, 148100, 165872, 170030, 194320, 207340, 236960, 242900, 259175, 272048, 277600, 290276, 296200, 331744, 340060, 362845, 388640, 414680, 425075, 485800, 513907, 518350, 544096, 580552, 592400, 680120, 725690, 829360, 850150, 971600, 1027814, 1036700, 1161104, 1184800, 1360240, 1451380, 1658720, 1700300, 1814225, 1943200, 2055628, 2073400, 2322208, 2569535, 2720480, 2902760, 3400600, 3597349, 3628450, 4111256, 4146800, 5139070, 5805520, 6801200, 7194698, 7256900, 8222512, 8293600, 10278140, 11611040, 12847675, 13602400, 14389396, 14513800, 16445024, 17986745, 20556280, 25181443, 25695350, 28778792, 29027600, 35973490, 41112560, 50362886, 51390700, 57557584, 58055200, 71946980, 82225120, 89933725, 100725772, 102781400, 115115168, 125907215, 143893960, 179867450, 201451544, 205562800, 251814430, 287787920, 359734900, 402903088, 411125600, 503628860, 575575840, 629536075, 719469800, 805806176, 1007257720, 1259072150, 1438939600, 2014515440, 2518144300, 2877879200, 4029030880, 5036288600, 10072577200, 20145154400]

約数ペア:

[(1, 20145154400), (2, 10072577200), (4, 5036288600), (5, 4029030880), (7, 2877879200), (8, 2518144300), (10, 2014515440), (14, 1438939600), (16, 1259072150), (20, 1007257720), (25, 805806176), (28, 719469800), (32, 629536075), (35, 575575840), (40, 503628860), (49, 411125600), (50, 402903088), (56, 359734900), (70, 287787920), (80, 251814430), (98, 205562800), (100, 201451544), (112, 179867450), (140, 143893960), (160, 125907215), (175, 115115168), (196, 102781400), (200, 100725772), (224, 89933725), (245, 82225120), (280, 71946980), (347, 58055200), (350, 57557584), (392, 51390700), (400, 50362886), (490, 41112560), (560, 35973490), (694, 29027600), (700, 28778792), (784, 25695350), (800, 25181443), (980, 20556280), (1120, 17986745), (1225, 16445024), (1388, 14513800), (1400, 14389396), (1481, 13602400), (1568, 12847675), (1735, 11611040), (1960, 10278140), (2429, 8293600), (2450, 8222512), (2776, 7256900), (2800, 7194698), (2962, 6801200), (3470, 5805520), (3920, 5139070), (4858, 4146800), (4900, 4111256), (5552, 3628450), (5600, 3597349), (5924, 3400600), (6940, 2902760), (7405, 2720480), (7840, 2569535), (8675, 2322208), (9716, 2073400), (9800, 2055628), (10367, 1943200), (11104, 1814225), (11848, 1700300), (12145, 1658720), (13880, 1451380), (14810, 1360240), (17003, 1184800), (17350, 1161104), (19432, 1036700), (19600, 1027814), (20734, 971600), (23696, 850150), (24290, 829360), (27760, 725690), (29620, 680120), (34006, 592400), (34700, 580552), (37025, 544096), (38864, 518350), (39200, 513907), (41468, 485800), (47392, 425075), (48580, 414680), (51835, 388640), (55520, 362845), (59240, 340060), (60725, 331744), (68012, 296200), (69400, 290276), (72569, 277600), (74050, 272048), (77728, 259175), (82936, 242900), (85015, 236960), (97160, 207340), (103670, 194320), (118480, 170030), (121450, 165872), (136024, 148100), (138800, 145138)]