156768220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 401587200

約数和(自身を除く): 244818980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 199, 238, 331, 340, 398, 476, 595, 662, 796, 995, 1190, 1324, 1393, 1655, 1990, 2317, 2380, 2786, 3310, 3383, 3980, 4634, 5572, 5627, 6620, 6766, 6965, 9268, 11254, 11585, 13532, 13930, 16915, 22508, 23170, 23681, 27860, 28135, 33830, 39389, 46340, 47362, 56270, 65869, 67660, 78778, 94724, 112540, 118405, 131738, 157556, 196945, 236810, 263476, 329345, 393890, 461083, 473620, 658690, 787780, 922166, 1119773, 1317380, 1844332, 2239546, 2305415, 4479092, 4610830, 5598865, 7838411, 9221660, 11197730, 15676822, 22395460, 31353644, 39192055, 78384110, 156768220]

約数ペア:

[(1, 156768220), (2, 78384110), (4, 39192055), (5, 31353644), (7, 22395460), (10, 15676822), (14, 11197730), (17, 9221660), (20, 7838411), (28, 5598865), (34, 4610830), (35, 4479092), (68, 2305415), (70, 2239546), (85, 1844332), (119, 1317380), (140, 1119773), (170, 922166), (199, 787780), (238, 658690), (331, 473620), (340, 461083), (398, 393890), (476, 329345), (595, 263476), (662, 236810), (796, 196945), (995, 157556), (1190, 131738), (1324, 118405), (1393, 112540), (1655, 94724), (1990, 78778), (2317, 67660), (2380, 65869), (2786, 56270), (3310, 47362), (3383, 46340), (3980, 39389), (4634, 33830), (5572, 28135), (5627, 27860), (6620, 23681), (6766, 23170), (6965, 22508), (9268, 16915), (11254, 13930), (11585, 13532)]