1561247610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:704

約数の個数: 128

約数和(自身を含む): 4160782080

約数和(自身を除く): 2599534470

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 123, 130, 195, 205, 246, 251, 389, 390, 410, 502, 533, 615, 753, 778, 1066, 1167, 1230, 1255, 1506, 1599, 1945, 2334, 2510, 2665, 3198, 3263, 3765, 3890, 5057, 5330, 5835, 6526, 7530, 7995, 9789, 10114, 10291, 11670, 15171, 15949, 15990, 16315, 19578, 20582, 25285, 30342, 30873, 31898, 32630, 47847, 48945, 50570, 51455, 61746, 75855, 79745, 95694, 97639, 97890, 102910, 133783, 151710, 154365, 159490, 195278, 207337, 239235, 267566, 292917, 308730, 401349, 414674, 478470, 488195, 585834, 622011, 668915, 802698, 976390, 1036685, 1244022, 1269307, 1337830, 1464585, 2006745, 2073370, 2538614, 2929170, 3110055, 3807921, 4003199, 4013490, 6220110, 6346535, 7615842, 8006398, 12009597, 12693070, 19039605, 20015995, 24019194, 38079210, 40031990, 52041587, 60047985, 104083174, 120095970, 156124761, 260207935, 312249522, 520415870, 780623805, 1561247610]

約数ペア:

[(1, 1561247610), (2, 780623805), (3, 520415870), (5, 312249522), (6, 260207935), (10, 156124761), (13, 120095970), (15, 104083174), (26, 60047985), (30, 52041587), (39, 40031990), (41, 38079210), (65, 24019194), (78, 20015995), (82, 19039605), (123, 12693070), (130, 12009597), (195, 8006398), (205, 7615842), (246, 6346535), (251, 6220110), (389, 4013490), (390, 4003199), (410, 3807921), (502, 3110055), (533, 2929170), (615, 2538614), (753, 2073370), (778, 2006745), (1066, 1464585), (1167, 1337830), (1230, 1269307), (1255, 1244022), (1506, 1036685), (1599, 976390), (1945, 802698), (2334, 668915), (2510, 622011), (2665, 585834), (3198, 488195), (3263, 478470), (3765, 414674), (3890, 401349), (5057, 308730), (5330, 292917), (5835, 267566), (6526, 239235), (7530, 207337), (7995, 195278), (9789, 159490), (10114, 154365), (10291, 151710), (11670, 133783), (15171, 102910), (15949, 97890), (15990, 97639), (16315, 95694), (19578, 79745), (20582, 75855), (25285, 61746), (30342, 51455), (30873, 50570), (31898, 48945), (32630, 47847)]