402578460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2308

約数の個数: 144

約数和(自身を含む): 1310268960

約数和(自身を除く): 907690500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 106, 114, 159, 171, 180, 190, 212, 228, 265, 285, 318, 342, 380, 477, 530, 570, 636, 684, 795, 855, 954, 1007, 1060, 1140, 1590, 1710, 1908, 2014, 2221, 2385, 3021, 3180, 3420, 4028, 4442, 4770, 5035, 6042, 6663, 8884, 9063, 9540, 10070, 11105, 12084, 13326, 15105, 18126, 19989, 20140, 22210, 26652, 30210, 33315, 36252, 39978, 42199, 44420, 45315, 60420, 66630, 79956, 84398, 90630, 99945, 117713, 126597, 133260, 168796, 181260, 199890, 210995, 235426, 253194, 353139, 379791, 399780, 421990, 470852, 506388, 588565, 632985, 706278, 759582, 843980, 1059417, 1177130, 1265970, 1412556, 1519164, 1765695, 1898955, 2118834, 2236547, 2354260, 2531940, 3531390, 3797910, 4237668, 4473094, 5297085, 6709641, 7062780, 7595820, 8946188, 10594170, 11182735, 13419282, 20128923, 21188340, 22365470, 26838564, 33548205, 40257846, 44730940, 67096410, 80515692, 100644615, 134192820, 201289230, 402578460]

約数ペア:

[(1, 402578460), (2, 201289230), (3, 134192820), (4, 100644615), (5, 80515692), (6, 67096410), (9, 44730940), (10, 40257846), (12, 33548205), (15, 26838564), (18, 22365470), (19, 21188340), (20, 20128923), (30, 13419282), (36, 11182735), (38, 10594170), (45, 8946188), (53, 7595820), (57, 7062780), (60, 6709641), (76, 5297085), (90, 4473094), (95, 4237668), (106, 3797910), (114, 3531390), (159, 2531940), (171, 2354260), (180, 2236547), (190, 2118834), (212, 1898955), (228, 1765695), (265, 1519164), (285, 1412556), (318, 1265970), (342, 1177130), (380, 1059417), (477, 843980), (530, 759582), (570, 706278), (636, 632985), (684, 588565), (795, 506388), (855, 470852), (954, 421990), (1007, 399780), (1060, 379791), (1140, 353139), (1590, 253194), (1710, 235426), (1908, 210995), (2014, 199890), (2221, 181260), (2385, 168796), (3021, 133260), (3180, 126597), (3420, 117713), (4028, 99945), (4442, 90630), (4770, 84398), (5035, 79956), (6042, 66630), (6663, 60420), (8884, 45315), (9063, 44420), (9540, 42199), (10070, 39978), (11105, 36252), (12084, 33315), (13326, 30210), (15105, 26652), (18126, 22210), (19989, 20140)]