64661220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 221652480

約数和(自身を除く): 156991260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 61, 65, 78, 90, 108, 117, 122, 130, 135, 151, 156, 180, 183, 195, 234, 244, 260, 270, 302, 305, 351, 366, 390, 453, 468, 540, 549, 585, 604, 610, 702, 732, 755, 780, 793, 906, 915, 1098, 1170, 1220, 1359, 1404, 1510, 1586, 1647, 1755, 1812, 1830, 1963, 2196, 2265, 2340, 2379, 2718, 2745, 3020, 3172, 3294, 3510, 3660, 3926, 3965, 4077, 4530, 4758, 5436, 5490, 5889, 6588, 6795, 7020, 7137, 7852, 7930, 8154, 8235, 9060, 9211, 9516, 9815, 10980, 11778, 11895, 13590, 14274, 15860, 16308, 16470, 17667, 18422, 19630, 20385, 21411, 23556, 23790, 27180, 27633, 28548, 29445, 32940, 35334, 35685, 36844, 39260, 40770, 42822, 46055, 47580, 53001, 55266, 58890, 70668, 71370, 81540, 82899, 85644, 88335, 92110, 106002, 107055, 110532, 117780, 119743, 138165, 142740, 165798, 176670, 184220, 212004, 214110, 239486, 248697, 265005, 276330, 331596, 353340, 359229, 414495, 428220, 478972, 497394, 530010, 552660, 598715, 718458, 828990, 994788, 1060020, 1077687, 1197430, 1243485, 1436916, 1657980, 1796145, 2155374, 2394860, 2486970, 3233061, 3592290, 4310748, 4973940, 5388435, 6466122, 7184580, 10776870, 12932244, 16165305, 21553740, 32330610, 64661220]

約数ペア:

[(1, 64661220), (2, 32330610), (3, 21553740), (4, 16165305), (5, 12932244), (6, 10776870), (9, 7184580), (10, 6466122), (12, 5388435), (13, 4973940), (15, 4310748), (18, 3592290), (20, 3233061), (26, 2486970), (27, 2394860), (30, 2155374), (36, 1796145), (39, 1657980), (45, 1436916), (52, 1243485), (54, 1197430), (60, 1077687), (61, 1060020), (65, 994788), (78, 828990), (90, 718458), (108, 598715), (117, 552660), (122, 530010), (130, 497394), (135, 478972), (151, 428220), (156, 414495), (180, 359229), (183, 353340), (195, 331596), (234, 276330), (244, 265005), (260, 248697), (270, 239486), (302, 214110), (305, 212004), (351, 184220), (366, 176670), (390, 165798), (453, 142740), (468, 138165), (540, 119743), (549, 117780), (585, 110532), (604, 107055), (610, 106002), (702, 92110), (732, 88335), (755, 85644), (780, 82899), (793, 81540), (906, 71370), (915, 70668), (1098, 58890), (1170, 55266), (1220, 53001), (1359, 47580), (1404, 46055), (1510, 42822), (1586, 40770), (1647, 39260), (1755, 36844), (1812, 35685), (1830, 35334), (1963, 32940), (2196, 29445), (2265, 28548), (2340, 27633), (2379, 27180), (2718, 23790), (2745, 23556), (3020, 21411), (3172, 20385), (3294, 19630), (3510, 18422), (3660, 17667), (3926, 16470), (3965, 16308), (4077, 15860), (4530, 14274), (4758, 13590), (5436, 11895), (5490, 11778), (5889, 10980), (6588, 9815), (6795, 9516), (7020, 9211), (7137, 9060), (7852, 8235), (7930, 8154)]