15678565240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{1471}}^1$

素因数の和:1797

約数の個数: 128

約数和(自身を含む): 38578176000

約数和(自身を除く): 22899610760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 199, 206, 260, 398, 412, 515, 520, 796, 824, 995, 1030, 1339, 1471, 1592, 1990, 2060, 2587, 2678, 2942, 3980, 4120, 5174, 5356, 5884, 6695, 7355, 7960, 10348, 10712, 11768, 12935, 13390, 14710, 19123, 20497, 20696, 25870, 26780, 29420, 38246, 40994, 51740, 53560, 58840, 76492, 81988, 95615, 102485, 103480, 151513, 152984, 163976, 191230, 204970, 266461, 292729, 303026, 382460, 409940, 532922, 585458, 606052, 757565, 764920, 819880, 1065844, 1170916, 1212104, 1332305, 1463645, 1515130, 1969669, 2131688, 2341832, 2664610, 2927290, 3030260, 3805477, 3939338, 5329220, 5854580, 6060520, 7610954, 7878676, 9848345, 10658440, 11709160, 15221908, 15757352, 19027385, 19696690, 30151087, 30443816, 38054770, 39393380, 60302174, 76109540, 78786760, 120604348, 150755435, 152219080, 241208696, 301510870, 391964131, 603021740, 783928262, 1206043480, 1567856524, 1959820655, 3135713048, 3919641310, 7839282620, 15678565240]

約数ペア:

[(1, 15678565240), (2, 7839282620), (4, 3919641310), (5, 3135713048), (8, 1959820655), (10, 1567856524), (13, 1206043480), (20, 783928262), (26, 603021740), (40, 391964131), (52, 301510870), (65, 241208696), (103, 152219080), (104, 150755435), (130, 120604348), (199, 78786760), (206, 76109540), (260, 60302174), (398, 39393380), (412, 38054770), (515, 30443816), (520, 30151087), (796, 19696690), (824, 19027385), (995, 15757352), (1030, 15221908), (1339, 11709160), (1471, 10658440), (1592, 9848345), (1990, 7878676), (2060, 7610954), (2587, 6060520), (2678, 5854580), (2942, 5329220), (3980, 3939338), (4120, 3805477), (5174, 3030260), (5356, 2927290), (5884, 2664610), (6695, 2341832), (7355, 2131688), (7960, 1969669), (10348, 1515130), (10712, 1463645), (11768, 1332305), (12935, 1212104), (13390, 1170916), (14710, 1065844), (19123, 819880), (20497, 764920), (20696, 757565), (25870, 606052), (26780, 585458), (29420, 532922), (38246, 409940), (40994, 382460), (51740, 303026), (53560, 292729), (58840, 266461), (76492, 204970), (81988, 191230), (95615, 163976), (102485, 152984), (103480, 151513)]