72475380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 144

約数和(自身を含む): 229267584

約数和(自身を除く): 156792204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 71, 90, 106, 107, 142, 159, 180, 212, 213, 214, 265, 284, 318, 321, 355, 426, 428, 477, 530, 535, 636, 639, 642, 710, 795, 852, 954, 963, 1060, 1065, 1070, 1278, 1284, 1420, 1590, 1605, 1908, 1926, 2130, 2140, 2385, 2556, 3180, 3195, 3210, 3763, 3852, 4260, 4770, 4815, 5671, 6390, 6420, 7526, 7597, 9540, 9630, 11289, 11342, 12780, 15052, 15194, 17013, 18815, 19260, 22578, 22684, 22791, 28355, 30388, 33867, 34026, 37630, 37985, 45156, 45582, 51039, 56445, 56710, 67734, 68052, 68373, 75260, 75970, 85065, 91164, 102078, 112890, 113420, 113955, 135468, 136746, 151940, 169335, 170130, 204156, 225780, 227910, 255195, 273492, 338670, 340260, 341865, 402641, 455820, 510390, 677340, 683730, 805282, 1020780, 1207923, 1367460, 1610564, 2013205, 2415846, 3623769, 4026410, 4831692, 6039615, 7247538, 8052820, 12079230, 14495076, 18118845, 24158460, 36237690, 72475380]

約数ペア:

[(1, 72475380), (2, 36237690), (3, 24158460), (4, 18118845), (5, 14495076), (6, 12079230), (9, 8052820), (10, 7247538), (12, 6039615), (15, 4831692), (18, 4026410), (20, 3623769), (30, 2415846), (36, 2013205), (45, 1610564), (53, 1367460), (60, 1207923), (71, 1020780), (90, 805282), (106, 683730), (107, 677340), (142, 510390), (159, 455820), (180, 402641), (212, 341865), (213, 340260), (214, 338670), (265, 273492), (284, 255195), (318, 227910), (321, 225780), (355, 204156), (426, 170130), (428, 169335), (477, 151940), (530, 136746), (535, 135468), (636, 113955), (639, 113420), (642, 112890), (710, 102078), (795, 91164), (852, 85065), (954, 75970), (963, 75260), (1060, 68373), (1065, 68052), (1070, 67734), (1278, 56710), (1284, 56445), (1420, 51039), (1590, 45582), (1605, 45156), (1908, 37985), (1926, 37630), (2130, 34026), (2140, 33867), (2385, 30388), (2556, 28355), (3180, 22791), (3195, 22684), (3210, 22578), (3763, 19260), (3852, 18815), (4260, 17013), (4770, 15194), (4815, 15052), (5671, 12780), (6390, 11342), (6420, 11289), (7526, 9630), (7597, 9540)]