145904820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^2\times {\mathrm{307}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 414521184

約数和(自身を除く): 268616364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 307, 356, 445, 534, 614, 890, 921, 1068, 1228, 1335, 1535, 1780, 1842, 2670, 3070, 3684, 4605, 5340, 6140, 7921, 9210, 15842, 18420, 23763, 27323, 31684, 39605, 47526, 54646, 79210, 81969, 95052, 109292, 118815, 136615, 158420, 163938, 237630, 273230, 327876, 409845, 475260, 546460, 819690, 1639380, 2431747, 4863494, 7295241, 9726988, 12158735, 14590482, 24317470, 29180964, 36476205, 48634940, 72952410, 145904820]

約数ペア:

[(1, 145904820), (2, 72952410), (3, 48634940), (4, 36476205), (5, 29180964), (6, 24317470), (10, 14590482), (12, 12158735), (15, 9726988), (20, 7295241), (30, 4863494), (60, 2431747), (89, 1639380), (178, 819690), (267, 546460), (307, 475260), (356, 409845), (445, 327876), (534, 273230), (614, 237630), (890, 163938), (921, 158420), (1068, 136615), (1228, 118815), (1335, 109292), (1535, 95052), (1780, 81969), (1842, 79210), (2670, 54646), (3070, 47526), (3684, 39605), (4605, 31684), (5340, 27323), (6140, 23763), (7921, 18420), (9210, 15842)]