201608660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 477719424

約数和(自身を除く): 276110764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 83, 110, 122, 166, 181, 220, 244, 305, 332, 362, 415, 610, 671, 724, 830, 905, 913, 1220, 1342, 1660, 1810, 1826, 1991, 2684, 3355, 3620, 3652, 3982, 4565, 5063, 6710, 7964, 9130, 9955, 10126, 11041, 13420, 15023, 18260, 19910, 20252, 22082, 25315, 30046, 39820, 44164, 50630, 55205, 55693, 60092, 75115, 101260, 110410, 111386, 121451, 150230, 165253, 220820, 222772, 242902, 278465, 300460, 330506, 485804, 556930, 607255, 661012, 826265, 916403, 1113860, 1214510, 1652530, 1832806, 2429020, 3305060, 3665612, 4582015, 9164030, 10080433, 18328060, 20160866, 40321732, 50402165, 100804330, 201608660]

約数ペア:

[(1, 201608660), (2, 100804330), (4, 50402165), (5, 40321732), (10, 20160866), (11, 18328060), (20, 10080433), (22, 9164030), (44, 4582015), (55, 3665612), (61, 3305060), (83, 2429020), (110, 1832806), (122, 1652530), (166, 1214510), (181, 1113860), (220, 916403), (244, 826265), (305, 661012), (332, 607255), (362, 556930), (415, 485804), (610, 330506), (671, 300460), (724, 278465), (830, 242902), (905, 222772), (913, 220820), (1220, 165253), (1342, 150230), (1660, 121451), (1810, 111386), (1826, 110410), (1991, 101260), (2684, 75115), (3355, 60092), (3620, 55693), (3652, 55205), (3982, 50630), (4565, 44164), (5063, 39820), (6710, 30046), (7964, 25315), (9130, 22082), (9955, 20252), (10126, 19910), (11041, 18260), (13420, 15023)]