291276233560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{847423}}^1$

素因数の和:848108

約数の個数: 64

約数和(自身を含む): 706853306880

約数和(自身を除く): 415577073320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 661, 1322, 2644, 3305, 5288, 6610, 8593, 13220, 17186, 26440, 34372, 42965, 68744, 85930, 171860, 343720, 847423, 1694846, 3389692, 4237115, 6779384, 8474230, 11016499, 16948460, 22032998, 33896920, 44065996, 55082495, 88131992, 110164990, 220329980, 440659960, 560146603, 1120293206, 2240586412, 2800733015, 4481172824, 5601466030, 7281905839, 11202932060, 14563811678, 22405864120, 29127623356, 36409529195, 58255246712, 72819058390, 145638116780, 291276233560]

約数ペア:

[(1, 291276233560), (2, 145638116780), (4, 72819058390), (5, 58255246712), (8, 36409529195), (10, 29127623356), (13, 22405864120), (20, 14563811678), (26, 11202932060), (40, 7281905839), (52, 5601466030), (65, 4481172824), (104, 2800733015), (130, 2240586412), (260, 1120293206), (520, 560146603), (661, 440659960), (1322, 220329980), (2644, 110164990), (3305, 88131992), (5288, 55082495), (6610, 44065996), (8593, 33896920), (13220, 22032998), (17186, 16948460), (26440, 11016499), (34372, 8474230), (42965, 6779384), (68744, 4237115), (85930, 3389692), (171860, 1694846), (343720, 847423)]