1630489720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1\times {\mathrm{1951}}^1$

素因数の和:3208

約数の個数: 64

約数和(自身を含む): 3889555200

約数和(自身を除く): 2259065480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1229, 1951, 2458, 3902, 4916, 6145, 7804, 9755, 9832, 12290, 15608, 19510, 20893, 24580, 33167, 39020, 41786, 49160, 66334, 78040, 83572, 104465, 132668, 165835, 167144, 208930, 265336, 331670, 417860, 663340, 835720, 1326680, 2397779, 4795558, 9591116, 11988895, 19182232, 23977790, 40762243, 47955580, 81524486, 95911160, 163048972, 203811215, 326097944, 407622430, 815244860, 1630489720]

約数ペア:

[(1, 1630489720), (2, 815244860), (4, 407622430), (5, 326097944), (8, 203811215), (10, 163048972), (17, 95911160), (20, 81524486), (34, 47955580), (40, 40762243), (68, 23977790), (85, 19182232), (136, 11988895), (170, 9591116), (340, 4795558), (680, 2397779), (1229, 1326680), (1951, 835720), (2458, 663340), (3902, 417860), (4916, 331670), (6145, 265336), (7804, 208930), (9755, 167144), (9832, 165835), (12290, 132668), (15608, 104465), (19510, 83572), (20893, 78040), (24580, 66334), (33167, 49160), (39020, 41786)]