20221500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:113

約数の個数: 192

約数和(自身を含む): 68245632

約数和(自身を除く): 48024132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 25, 26, 30, 34, 39, 50, 51, 52, 60, 61, 65, 68, 75, 78, 85, 100, 102, 122, 125, 130, 150, 156, 170, 183, 195, 204, 221, 244, 250, 255, 260, 300, 305, 325, 340, 366, 375, 390, 425, 442, 500, 510, 610, 650, 663, 732, 750, 780, 793, 850, 884, 915, 975, 1020, 1037, 1105, 1220, 1275, 1300, 1326, 1500, 1525, 1586, 1625, 1700, 1830, 1950, 2074, 2125, 2210, 2379, 2550, 2652, 3050, 3111, 3172, 3250, 3315, 3660, 3900, 3965, 4148, 4250, 4420, 4575, 4758, 4875, 5100, 5185, 5525, 6100, 6222, 6375, 6500, 6630, 7625, 7930, 8500, 9150, 9516, 9750, 10370, 11050, 11895, 12444, 12750, 13260, 13481, 15250, 15555, 15860, 16575, 18300, 19500, 19825, 20740, 22100, 22875, 23790, 25500, 25925, 26962, 27625, 30500, 31110, 33150, 39650, 40443, 45750, 47580, 51850, 53924, 55250, 59475, 62220, 66300, 67405, 77775, 79300, 80886, 82875, 91500, 99125, 103700, 110500, 118950, 129625, 134810, 155550, 161772, 165750, 198250, 202215, 237900, 259250, 269620, 297375, 311100, 331500, 337025, 388875, 396500, 404430, 518500, 594750, 674050, 777750, 808860, 1011075, 1189500, 1348100, 1555500, 1685125, 2022150, 3370250, 4044300, 5055375, 6740500, 10110750, 20221500]

約数ペア:

[(1, 20221500), (2, 10110750), (3, 6740500), (4, 5055375), (5, 4044300), (6, 3370250), (10, 2022150), (12, 1685125), (13, 1555500), (15, 1348100), (17, 1189500), (20, 1011075), (25, 808860), (26, 777750), (30, 674050), (34, 594750), (39, 518500), (50, 404430), (51, 396500), (52, 388875), (60, 337025), (61, 331500), (65, 311100), (68, 297375), (75, 269620), (78, 259250), (85, 237900), (100, 202215), (102, 198250), (122, 165750), (125, 161772), (130, 155550), (150, 134810), (156, 129625), (170, 118950), (183, 110500), (195, 103700), (204, 99125), (221, 91500), (244, 82875), (250, 80886), (255, 79300), (260, 77775), (300, 67405), (305, 66300), (325, 62220), (340, 59475), (366, 55250), (375, 53924), (390, 51850), (425, 47580), (442, 45750), (500, 40443), (510, 39650), (610, 33150), (650, 31110), (663, 30500), (732, 27625), (750, 26962), (780, 25925), (793, 25500), (850, 23790), (884, 22875), (915, 22100), (975, 20740), (1020, 19825), (1037, 19500), (1105, 18300), (1220, 16575), (1275, 15860), (1300, 15555), (1326, 15250), (1500, 13481), (1525, 13260), (1586, 12750), (1625, 12444), (1700, 11895), (1830, 11050), (1950, 10370), (2074, 9750), (2125, 9516), (2210, 9150), (2379, 8500), (2550, 7930), (2652, 7625), (3050, 6630), (3111, 6500), (3172, 6375), (3250, 6222), (3315, 6100), (3660, 5525), (3900, 5185), (3965, 5100), (4148, 4875), (4250, 4758), (4420, 4575)]