71234730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:613

約数の個数: 144

約数和(自身を含む): 223278120

約数和(自身を除く): 152043390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 49, 58, 63, 70, 87, 90, 98, 105, 126, 145, 147, 174, 203, 210, 245, 261, 290, 294, 315, 406, 435, 441, 490, 522, 557, 609, 630, 735, 870, 882, 1015, 1114, 1218, 1305, 1421, 1470, 1671, 1827, 2030, 2205, 2610, 2785, 2842, 3045, 3342, 3654, 3899, 4263, 4410, 5013, 5570, 6090, 7105, 7798, 8355, 8526, 9135, 10026, 11697, 12789, 14210, 16153, 16710, 18270, 19495, 21315, 23394, 25065, 25578, 27293, 32306, 35091, 38990, 42630, 48459, 50130, 54586, 58485, 63945, 70182, 80765, 81879, 96918, 113071, 116970, 127890, 136465, 145377, 161530, 163758, 175455, 226142, 242295, 245637, 272930, 290754, 339213, 350910, 409395, 484590, 491274, 565355, 678426, 726885, 791497, 818790, 1017639, 1130710, 1228185, 1453770, 1582994, 1696065, 2035278, 2374491, 2456370, 3392130, 3957485, 4748982, 5088195, 7123473, 7914970, 10176390, 11872455, 14246946, 23744910, 35617365, 71234730]

約数ペア:

[(1, 71234730), (2, 35617365), (3, 23744910), (5, 14246946), (6, 11872455), (7, 10176390), (9, 7914970), (10, 7123473), (14, 5088195), (15, 4748982), (18, 3957485), (21, 3392130), (29, 2456370), (30, 2374491), (35, 2035278), (42, 1696065), (45, 1582994), (49, 1453770), (58, 1228185), (63, 1130710), (70, 1017639), (87, 818790), (90, 791497), (98, 726885), (105, 678426), (126, 565355), (145, 491274), (147, 484590), (174, 409395), (203, 350910), (210, 339213), (245, 290754), (261, 272930), (290, 245637), (294, 242295), (315, 226142), (406, 175455), (435, 163758), (441, 161530), (490, 145377), (522, 136465), (557, 127890), (609, 116970), (630, 113071), (735, 96918), (870, 81879), (882, 80765), (1015, 70182), (1114, 63945), (1218, 58485), (1305, 54586), (1421, 50130), (1470, 48459), (1671, 42630), (1827, 38990), (2030, 35091), (2205, 32306), (2610, 27293), (2785, 25578), (2842, 25065), (3045, 23394), (3342, 21315), (3654, 19495), (3899, 18270), (4263, 16710), (4410, 16153), (5013, 14210), (5570, 12789), (6090, 11697), (7105, 10026), (7798, 9135), (8355, 8526)]