78172380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3037}}^1$

素因数の和:3076

約数の個数: 144

約数和(自身を含む): 278669664

約数和(自身を除く): 200497284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 3037, 4290, 5148, 6074, 6435, 8580, 9111, 12148, 12870, 15185, 18222, 25740, 27333, 30370, 33407, 36444, 39481, 45555, 54666, 60740, 66814, 78962, 91110, 100221, 109332, 118443, 133628, 136665, 157924, 167035, 182220, 197405, 200442, 236886, 273330, 300663, 334070, 355329, 394810, 400884, 434291, 473772, 501105, 546660, 592215, 601326, 668140, 710658, 789620, 868582, 1002210, 1184430, 1202652, 1302873, 1421316, 1503315, 1737164, 1776645, 2004420, 2171455, 2368860, 2605746, 3006630, 3553290, 3908619, 4342910, 5211492, 6013260, 6514365, 7106580, 7817238, 8685820, 13028730, 15634476, 19543095, 26057460, 39086190, 78172380]

約数ペア:

[(1, 78172380), (2, 39086190), (3, 26057460), (4, 19543095), (5, 15634476), (6, 13028730), (9, 8685820), (10, 7817238), (11, 7106580), (12, 6514365), (13, 6013260), (15, 5211492), (18, 4342910), (20, 3908619), (22, 3553290), (26, 3006630), (30, 2605746), (33, 2368860), (36, 2171455), (39, 2004420), (44, 1776645), (45, 1737164), (52, 1503315), (55, 1421316), (60, 1302873), (65, 1202652), (66, 1184430), (78, 1002210), (90, 868582), (99, 789620), (110, 710658), (117, 668140), (130, 601326), (132, 592215), (143, 546660), (156, 501105), (165, 473772), (180, 434291), (195, 400884), (198, 394810), (220, 355329), (234, 334070), (260, 300663), (286, 273330), (330, 236886), (390, 200442), (396, 197405), (429, 182220), (468, 167035), (495, 157924), (572, 136665), (585, 133628), (660, 118443), (715, 109332), (780, 100221), (858, 91110), (990, 78962), (1170, 66814), (1287, 60740), (1430, 54666), (1716, 45555), (1980, 39481), (2145, 36444), (2340, 33407), (2574, 30370), (2860, 27333), (3037, 25740), (4290, 18222), (5148, 15185), (6074, 12870), (6435, 12148), (8580, 9111)]