30386580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1109

約数の個数: 96

約数和(自身を含む): 98703360

約数和(自身を除く): 68316780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1019, 1065, 1420, 1491, 1988, 2038, 2130, 2485, 2982, 3057, 4076, 4260, 4970, 5095, 5964, 6114, 7133, 7455, 9940, 10190, 12228, 14266, 14910, 15285, 20380, 21399, 28532, 29820, 30570, 35665, 42798, 61140, 71330, 72349, 85596, 106995, 142660, 144698, 213990, 217047, 289396, 361745, 427980, 434094, 506443, 723490, 868188, 1012886, 1085235, 1446980, 1519329, 2025772, 2170470, 2532215, 3038658, 4340940, 5064430, 6077316, 7596645, 10128860, 15193290, 30386580]

約数ペア:

[(1, 30386580), (2, 15193290), (3, 10128860), (4, 7596645), (5, 6077316), (6, 5064430), (7, 4340940), (10, 3038658), (12, 2532215), (14, 2170470), (15, 2025772), (20, 1519329), (21, 1446980), (28, 1085235), (30, 1012886), (35, 868188), (42, 723490), (60, 506443), (70, 434094), (71, 427980), (84, 361745), (105, 289396), (140, 217047), (142, 213990), (210, 144698), (213, 142660), (284, 106995), (355, 85596), (420, 72349), (426, 71330), (497, 61140), (710, 42798), (852, 35665), (994, 30570), (1019, 29820), (1065, 28532), (1420, 21399), (1491, 20380), (1988, 15285), (2038, 14910), (2130, 14266), (2485, 12228), (2982, 10190), (3057, 9940), (4076, 7455), (4260, 7133), (4970, 6114), (5095, 5964)]