428300400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:560

約数の個数: 240

約数和(自身を含む): 1521116928

約数和(自身を除く): 1092816528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 71, 75, 80, 88, 100, 110, 120, 132, 142, 150, 165, 176, 200, 213, 220, 240, 264, 275, 284, 300, 330, 355, 400, 426, 440, 457, 528, 550, 568, 600, 660, 710, 781, 825, 852, 880, 914, 1065, 1100, 1136, 1200, 1320, 1371, 1420, 1562, 1650, 1704, 1775, 1828, 2130, 2200, 2285, 2343, 2640, 2742, 2840, 3124, 3300, 3408, 3550, 3656, 3905, 4260, 4400, 4570, 4686, 5027, 5325, 5484, 5680, 6248, 6600, 6855, 7100, 7312, 7810, 8520, 9140, 9372, 10054, 10650, 10968, 11425, 11715, 12496, 13200, 13710, 14200, 15081, 15620, 17040, 18280, 18744, 19525, 20108, 21300, 21936, 22850, 23430, 25135, 27420, 28400, 30162, 31240, 32447, 34275, 36560, 37488, 39050, 40216, 42600, 45700, 46860, 50270, 54840, 58575, 60324, 62480, 64894, 68550, 75405, 78100, 80432, 85200, 91400, 93720, 97341, 100540, 109680, 117150, 120648, 125675, 129788, 137100, 150810, 156200, 162235, 182800, 187440, 194682, 201080, 234300, 241296, 251350, 259576, 274200, 301620, 312400, 324470, 356917, 377025, 389364, 402160, 468600, 486705, 502700, 519152, 548400, 603240, 648940, 713834, 754050, 778728, 811175, 937200, 973410, 1005400, 1070751, 1206480, 1297880, 1427668, 1508100, 1557456, 1622350, 1784585, 1946820, 2010800, 2141502, 2433525, 2595760, 2855336, 3016200, 3244700, 3569170, 3893640, 4283004, 4867050, 5353755, 5710672, 6032400, 6489400, 7138340, 7787280, 8566008, 8922925, 9734100, 10707510, 12978800, 14276680, 17132016, 17845850, 19468200, 21415020, 26768775, 28553360, 35691700, 38936400, 42830040, 53537550, 71383400, 85660080, 107075100, 142766800, 214150200, 428300400]

約数ペア:

[(1, 428300400), (2, 214150200), (3, 142766800), (4, 107075100), (5, 85660080), (6, 71383400), (8, 53537550), (10, 42830040), (11, 38936400), (12, 35691700), (15, 28553360), (16, 26768775), (20, 21415020), (22, 19468200), (24, 17845850), (25, 17132016), (30, 14276680), (33, 12978800), (40, 10707510), (44, 9734100), (48, 8922925), (50, 8566008), (55, 7787280), (60, 7138340), (66, 6489400), (71, 6032400), (75, 5710672), (80, 5353755), (88, 4867050), (100, 4283004), (110, 3893640), (120, 3569170), (132, 3244700), (142, 3016200), (150, 2855336), (165, 2595760), (176, 2433525), (200, 2141502), (213, 2010800), (220, 1946820), (240, 1784585), (264, 1622350), (275, 1557456), (284, 1508100), (300, 1427668), (330, 1297880), (355, 1206480), (400, 1070751), (426, 1005400), (440, 973410), (457, 937200), (528, 811175), (550, 778728), (568, 754050), (600, 713834), (660, 648940), (710, 603240), (781, 548400), (825, 519152), (852, 502700), (880, 486705), (914, 468600), (1065, 402160), (1100, 389364), (1136, 377025), (1200, 356917), (1320, 324470), (1371, 312400), (1420, 301620), (1562, 274200), (1650, 259576), (1704, 251350), (1775, 241296), (1828, 234300), (2130, 201080), (2200, 194682), (2285, 187440), (2343, 182800), (2640, 162235), (2742, 156200), (2840, 150810), (3124, 137100), (3300, 129788), (3408, 125675), (3550, 120648), (3656, 117150), (3905, 109680), (4260, 100540), (4400, 97341), (4570, 93720), (4686, 91400), (5027, 85200), (5325, 80432), (5484, 78100), (5680, 75405), (6248, 68550), (6600, 64894), (6855, 62480), (7100, 60324), (7312, 58575), (7810, 54840), (8520, 50270), (9140, 46860), (9372, 45700), (10054, 42600), (10650, 40216), (10968, 39050), (11425, 37488), (11715, 36560), (12496, 34275), (13200, 32447), (13710, 31240), (14200, 30162), (15081, 28400), (15620, 27420), (17040, 25135), (18280, 23430), (18744, 22850), (19525, 21936), (20108, 21300)]