208529820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68147}}^1$

素因数の和:68179

約数の個数: 72

約数和(自身を含む): 669758544

約数和(自身を除く): 461228724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 68147, 136294, 204441, 272588, 340735, 408882, 613323, 681470, 817764, 1022205, 1158499, 1226646, 1362940, 2044410, 2316998, 2453292, 3066615, 3475497, 4088820, 4633996, 5792495, 6133230, 6950994, 10426491, 11584990, 12266460, 13901988, 17377485, 20852982, 23169980, 34754970, 41705964, 52132455, 69509940, 104264910, 208529820]

約数ペア:

[(1, 208529820), (2, 104264910), (3, 69509940), (4, 52132455), (5, 41705964), (6, 34754970), (9, 23169980), (10, 20852982), (12, 17377485), (15, 13901988), (17, 12266460), (18, 11584990), (20, 10426491), (30, 6950994), (34, 6133230), (36, 5792495), (45, 4633996), (51, 4088820), (60, 3475497), (68, 3066615), (85, 2453292), (90, 2316998), (102, 2044410), (153, 1362940), (170, 1226646), (180, 1158499), (204, 1022205), (255, 817764), (306, 681470), (340, 613323), (510, 408882), (612, 340735), (765, 272588), (1020, 204441), (1530, 136294), (3060, 68147)]