20120665050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{179}}^1\times {\mathrm{439}}^1\times {\mathrm{569}}^1$

素因数の和:1205

約数の個数: 144

約数和(自身を含む): 54579096000

約数和(自身を除く): 34458430950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 179, 225, 358, 439, 450, 537, 569, 878, 895, 1074, 1138, 1317, 1611, 1707, 1790, 2195, 2634, 2685, 2845, 3222, 3414, 3951, 4390, 4475, 5121, 5370, 5690, 6585, 7902, 8055, 8535, 8950, 10242, 10975, 13170, 13425, 14225, 16110, 17070, 19755, 21950, 25605, 26850, 28450, 32925, 39510, 40275, 42675, 51210, 65850, 78581, 80550, 85350, 98775, 101851, 128025, 157162, 197550, 203702, 235743, 249791, 256050, 305553, 392905, 471486, 499582, 509255, 611106, 707229, 749373, 785810, 916659, 1018510, 1178715, 1248955, 1414458, 1498746, 1527765, 1833318, 1964525, 2248119, 2357430, 2497910, 2546275, 3055530, 3536145, 3746865, 3929050, 4496238, 4583295, 5092550, 5893575, 6244775, 7072290, 7493730, 7638825, 9166590, 11240595, 11787150, 12489550, 15277650, 17680725, 18734325, 22481190, 22916475, 35361450, 37468650, 44712589, 45832950, 56202975, 89425178, 112405950, 134137767, 223562945, 268275534, 402413301, 447125890, 670688835, 804826602, 1117814725, 1341377670, 2012066505, 2235629450, 3353444175, 4024133010, 6706888350, 10060332525, 20120665050]

約数ペア:

[(1, 20120665050), (2, 10060332525), (3, 6706888350), (5, 4024133010), (6, 3353444175), (9, 2235629450), (10, 2012066505), (15, 1341377670), (18, 1117814725), (25, 804826602), (30, 670688835), (45, 447125890), (50, 402413301), (75, 268275534), (90, 223562945), (150, 134137767), (179, 112405950), (225, 89425178), (358, 56202975), (439, 45832950), (450, 44712589), (537, 37468650), (569, 35361450), (878, 22916475), (895, 22481190), (1074, 18734325), (1138, 17680725), (1317, 15277650), (1611, 12489550), (1707, 11787150), (1790, 11240595), (2195, 9166590), (2634, 7638825), (2685, 7493730), (2845, 7072290), (3222, 6244775), (3414, 5893575), (3951, 5092550), (4390, 4583295), (4475, 4496238), (5121, 3929050), (5370, 3746865), (5690, 3536145), (6585, 3055530), (7902, 2546275), (8055, 2497910), (8535, 2357430), (8950, 2248119), (10242, 1964525), (10975, 1833318), (13170, 1527765), (13425, 1498746), (14225, 1414458), (16110, 1248955), (17070, 1178715), (19755, 1018510), (21950, 916659), (25605, 785810), (26850, 749373), (28450, 707229), (32925, 611106), (39510, 509255), (40275, 499582), (42675, 471486), (51210, 392905), (65850, 305553), (78581, 256050), (80550, 249791), (85350, 235743), (98775, 203702), (101851, 197550), (128025, 157162)]