16193320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 45360000

約数和(自身を除く): 29166680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 149, 152, 190, 209, 220, 247, 260, 286, 298, 380, 418, 440, 494, 520, 572, 596, 715, 745, 760, 836, 988, 1045, 1144, 1192, 1235, 1430, 1490, 1639, 1672, 1937, 1976, 2090, 2470, 2717, 2831, 2860, 2980, 3278, 3874, 4180, 4940, 5434, 5662, 5720, 5960, 6556, 7748, 8195, 8360, 9685, 9880, 10868, 11324, 13112, 13585, 14155, 15496, 16390, 19370, 21307, 21736, 22648, 27170, 28310, 31141, 32780, 36803, 38740, 42614, 54340, 56620, 62282, 65560, 73606, 77480, 85228, 106535, 108680, 113240, 124564, 147212, 155705, 170456, 184015, 213070, 249128, 294424, 311410, 368030, 404833, 426140, 622820, 736060, 809666, 852280, 1245640, 1472120, 1619332, 2024165, 3238664, 4048330, 8096660, 16193320]

約数ペア:

[(1, 16193320), (2, 8096660), (4, 4048330), (5, 3238664), (8, 2024165), (10, 1619332), (11, 1472120), (13, 1245640), (19, 852280), (20, 809666), (22, 736060), (26, 622820), (38, 426140), (40, 404833), (44, 368030), (52, 311410), (55, 294424), (65, 249128), (76, 213070), (88, 184015), (95, 170456), (104, 155705), (110, 147212), (130, 124564), (143, 113240), (149, 108680), (152, 106535), (190, 85228), (209, 77480), (220, 73606), (247, 65560), (260, 62282), (286, 56620), (298, 54340), (380, 42614), (418, 38740), (440, 36803), (494, 32780), (520, 31141), (572, 28310), (596, 27170), (715, 22648), (745, 21736), (760, 21307), (836, 19370), (988, 16390), (1045, 15496), (1144, 14155), (1192, 13585), (1235, 13112), (1430, 11324), (1490, 10868), (1639, 9880), (1672, 9685), (1937, 8360), (1976, 8195), (2090, 7748), (2470, 6556), (2717, 5960), (2831, 5720), (2860, 5662), (2980, 5434), (3278, 4940), (3874, 4180)]