78797970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:568

約数の個数: 96

約数和(自身を含む): 215414784

約数和(自身を除く): 136616814

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 61, 62, 90, 93, 122, 155, 183, 186, 279, 305, 310, 366, 463, 465, 549, 558, 610, 915, 926, 930, 1098, 1389, 1395, 1830, 1891, 2315, 2745, 2778, 2790, 3782, 4167, 4630, 5490, 5673, 6945, 8334, 9455, 11346, 13890, 14353, 17019, 18910, 20835, 28243, 28365, 28706, 34038, 41670, 43059, 56486, 56730, 71765, 84729, 85095, 86118, 129177, 141215, 143530, 169458, 170190, 215295, 254187, 258354, 282430, 423645, 430590, 508374, 645885, 847290, 875533, 1270935, 1291770, 1751066, 2541870, 2626599, 4377665, 5253198, 7879797, 8755330, 13132995, 15759594, 26265990, 39398985, 78797970]

約数ペア:

[(1, 78797970), (2, 39398985), (3, 26265990), (5, 15759594), (6, 13132995), (9, 8755330), (10, 7879797), (15, 5253198), (18, 4377665), (30, 2626599), (31, 2541870), (45, 1751066), (61, 1291770), (62, 1270935), (90, 875533), (93, 847290), (122, 645885), (155, 508374), (183, 430590), (186, 423645), (279, 282430), (305, 258354), (310, 254187), (366, 215295), (463, 170190), (465, 169458), (549, 143530), (558, 141215), (610, 129177), (915, 86118), (926, 85095), (930, 84729), (1098, 71765), (1389, 56730), (1395, 56486), (1830, 43059), (1891, 41670), (2315, 34038), (2745, 28706), (2778, 28365), (2790, 28243), (3782, 20835), (4167, 18910), (4630, 17019), (5490, 14353), (5673, 13890), (6945, 11346), (8334, 9455)]