123304740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{547}}^1$

素因数の和:606

約数の個数: 144

約数和(自身を含む): 395691072

約数和(自身を除く): 272386332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 289, 340, 390, 442, 510, 547, 578, 663, 780, 867, 884, 1020, 1094, 1105, 1156, 1326, 1445, 1641, 1734, 2188, 2210, 2652, 2735, 2890, 3282, 3315, 3468, 3757, 4335, 4420, 5470, 5780, 6564, 6630, 7111, 7514, 8205, 8670, 9299, 10940, 11271, 13260, 14222, 15028, 16410, 17340, 18598, 18785, 21333, 22542, 27897, 28444, 32820, 35555, 37196, 37570, 42666, 45084, 46495, 55794, 56355, 71110, 75140, 85332, 92990, 106665, 111588, 112710, 120887, 139485, 142220, 158083, 185980, 213330, 225420, 241774, 278970, 316166, 362661, 426660, 474249, 483548, 557940, 604435, 632332, 725322, 790415, 948498, 1208870, 1450644, 1580830, 1813305, 1896996, 2055079, 2371245, 2417740, 3161660, 3626610, 4110158, 4742490, 6165237, 7253220, 8220316, 9484980, 10275395, 12330474, 20550790, 24660948, 30826185, 41101580, 61652370, 123304740]

約数ペア:

[(1, 123304740), (2, 61652370), (3, 41101580), (4, 30826185), (5, 24660948), (6, 20550790), (10, 12330474), (12, 10275395), (13, 9484980), (15, 8220316), (17, 7253220), (20, 6165237), (26, 4742490), (30, 4110158), (34, 3626610), (39, 3161660), (51, 2417740), (52, 2371245), (60, 2055079), (65, 1896996), (68, 1813305), (78, 1580830), (85, 1450644), (102, 1208870), (130, 948498), (156, 790415), (170, 725322), (195, 632332), (204, 604435), (221, 557940), (255, 483548), (260, 474249), (289, 426660), (340, 362661), (390, 316166), (442, 278970), (510, 241774), (547, 225420), (578, 213330), (663, 185980), (780, 158083), (867, 142220), (884, 139485), (1020, 120887), (1094, 112710), (1105, 111588), (1156, 106665), (1326, 92990), (1445, 85332), (1641, 75140), (1734, 71110), (2188, 56355), (2210, 55794), (2652, 46495), (2735, 45084), (2890, 42666), (3282, 37570), (3315, 37196), (3468, 35555), (3757, 32820), (4335, 28444), (4420, 27897), (5470, 22542), (5780, 21333), (6564, 18785), (6630, 18598), (7111, 17340), (7514, 16410), (8205, 15028), (8670, 14222), (9299, 13260), (10940, 11271)]