661359270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4973}}^1$

素因数の和:5038

約数の個数: 128

約数和(自身を含む): 1925296128

約数和(自身を除く): 1263936858

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 31, 33, 39, 55, 62, 65, 66, 78, 93, 110, 130, 143, 155, 165, 186, 195, 286, 310, 330, 341, 390, 403, 429, 465, 682, 715, 806, 858, 930, 1023, 1209, 1430, 1705, 2015, 2046, 2145, 2418, 3410, 4030, 4290, 4433, 4973, 5115, 6045, 8866, 9946, 10230, 12090, 13299, 14919, 22165, 24865, 26598, 29838, 44330, 49730, 54703, 64649, 66495, 74595, 109406, 129298, 132990, 149190, 154163, 164109, 193947, 273515, 308326, 323245, 328218, 387894, 462489, 547030, 646490, 711139, 770815, 820545, 924978, 969735, 1422278, 1541630, 1641090, 1695793, 1939470, 2004119, 2133417, 2312445, 3391586, 3555695, 4008238, 4266834, 4624890, 5087379, 6012357, 7111390, 8478965, 10020595, 10174758, 10667085, 12024714, 16957930, 20041190, 21334170, 22045309, 25436895, 30061785, 44090618, 50873790, 60123570, 66135927, 110226545, 132271854, 220453090, 330679635, 661359270]

約数ペア:

[(1, 661359270), (2, 330679635), (3, 220453090), (5, 132271854), (6, 110226545), (10, 66135927), (11, 60123570), (13, 50873790), (15, 44090618), (22, 30061785), (26, 25436895), (30, 22045309), (31, 21334170), (33, 20041190), (39, 16957930), (55, 12024714), (62, 10667085), (65, 10174758), (66, 10020595), (78, 8478965), (93, 7111390), (110, 6012357), (130, 5087379), (143, 4624890), (155, 4266834), (165, 4008238), (186, 3555695), (195, 3391586), (286, 2312445), (310, 2133417), (330, 2004119), (341, 1939470), (390, 1695793), (403, 1641090), (429, 1541630), (465, 1422278), (682, 969735), (715, 924978), (806, 820545), (858, 770815), (930, 711139), (1023, 646490), (1209, 547030), (1430, 462489), (1705, 387894), (2015, 328218), (2046, 323245), (2145, 308326), (2418, 273515), (3410, 193947), (4030, 164109), (4290, 154163), (4433, 149190), (4973, 132990), (5115, 129298), (6045, 109406), (8866, 74595), (9946, 66495), (10230, 64649), (12090, 54703), (13299, 49730), (14919, 44330), (22165, 29838), (24865, 26598)]