388229660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 1076275200

約数和(自身を除く): 688045540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 103, 109, 130, 133, 140, 182, 190, 206, 218, 247, 260, 266, 364, 380, 412, 436, 455, 494, 515, 532, 545, 665, 721, 763, 910, 988, 1030, 1090, 1235, 1330, 1339, 1417, 1442, 1526, 1729, 1820, 1957, 2060, 2071, 2180, 2470, 2660, 2678, 2834, 2884, 3052, 3458, 3605, 3815, 3914, 4142, 4940, 5356, 5668, 6695, 6916, 7085, 7210, 7630, 7828, 8284, 8645, 9373, 9785, 9919, 10355, 11227, 13390, 13699, 14170, 14420, 14497, 15260, 17290, 18746, 19570, 19838, 20710, 22454, 25441, 26780, 26923, 27398, 28340, 28994, 34580, 37492, 39140, 39676, 41420, 44908, 46865, 49595, 50882, 53846, 54796, 56135, 57988, 68495, 72485, 78589, 93730, 99190, 101764, 107692, 112270, 127205, 134615, 136990, 144970, 145951, 157178, 178087, 187460, 188461, 198380, 213313, 224540, 254410, 269230, 273980, 289940, 291902, 314356, 356174, 376922, 392945, 426626, 508820, 538460, 583804, 712348, 729755, 753844, 785890, 853252, 890435, 942305, 1021657, 1066565, 1459510, 1493191, 1571780, 1780870, 1884610, 2043314, 2133130, 2773069, 2919020, 2986382, 3561740, 3769220, 4086628, 4266260, 5108285, 5546138, 5972764, 7465955, 10216570, 11092276, 13865345, 14931910, 19411483, 20433140, 27730690, 29863820, 38822966, 55461380, 77645932, 97057415, 194114830, 388229660]

約数ペア:

[(1, 388229660), (2, 194114830), (4, 97057415), (5, 77645932), (7, 55461380), (10, 38822966), (13, 29863820), (14, 27730690), (19, 20433140), (20, 19411483), (26, 14931910), (28, 13865345), (35, 11092276), (38, 10216570), (52, 7465955), (65, 5972764), (70, 5546138), (76, 5108285), (91, 4266260), (95, 4086628), (103, 3769220), (109, 3561740), (130, 2986382), (133, 2919020), (140, 2773069), (182, 2133130), (190, 2043314), (206, 1884610), (218, 1780870), (247, 1571780), (260, 1493191), (266, 1459510), (364, 1066565), (380, 1021657), (412, 942305), (436, 890435), (455, 853252), (494, 785890), (515, 753844), (532, 729755), (545, 712348), (665, 583804), (721, 538460), (763, 508820), (910, 426626), (988, 392945), (1030, 376922), (1090, 356174), (1235, 314356), (1330, 291902), (1339, 289940), (1417, 273980), (1442, 269230), (1526, 254410), (1729, 224540), (1820, 213313), (1957, 198380), (2060, 188461), (2071, 187460), (2180, 178087), (2470, 157178), (2660, 145951), (2678, 144970), (2834, 136990), (2884, 134615), (3052, 127205), (3458, 112270), (3605, 107692), (3815, 101764), (3914, 99190), (4142, 93730), (4940, 78589), (5356, 72485), (5668, 68495), (6695, 57988), (6916, 56135), (7085, 54796), (7210, 53846), (7630, 50882), (7828, 49595), (8284, 46865), (8645, 44908), (9373, 41420), (9785, 39676), (9919, 39140), (10355, 37492), (11227, 34580), (13390, 28994), (13699, 28340), (14170, 27398), (14420, 26923), (14497, 26780), (15260, 25441), (17290, 22454), (18746, 20710), (19570, 19838)]