1689500280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{2467}}^1$

素因数の和:2933

約数の個数: 128

約数和(自身を含む): 5473036800

約数和(自身を除く): 3783536520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 439, 520, 780, 878, 1317, 1560, 1756, 2195, 2467, 2634, 3512, 4390, 4934, 5268, 5707, 6585, 7401, 8780, 9868, 10536, 11414, 12335, 13170, 14802, 17121, 17560, 19736, 22828, 24670, 26340, 28535, 29604, 32071, 34242, 37005, 45656, 49340, 52680, 57070, 59208, 64142, 68484, 74010, 85605, 96213, 98680, 114140, 128284, 136968, 148020, 160355, 171210, 192426, 228280, 256568, 296040, 320710, 342420, 384852, 481065, 641420, 684840, 769704, 962130, 1083013, 1282840, 1924260, 2166026, 3249039, 3848520, 4332052, 5415065, 6498078, 8664104, 10830130, 12996156, 14079169, 16245195, 21660260, 25992312, 28158338, 32490390, 42237507, 43320520, 56316676, 64980780, 70395845, 84475014, 112633352, 129961560, 140791690, 168950028, 211187535, 281583380, 337900056, 422375070, 563166760, 844750140, 1689500280]

約数ペア:

[(1, 1689500280), (2, 844750140), (3, 563166760), (4, 422375070), (5, 337900056), (6, 281583380), (8, 211187535), (10, 168950028), (12, 140791690), (13, 129961560), (15, 112633352), (20, 84475014), (24, 70395845), (26, 64980780), (30, 56316676), (39, 43320520), (40, 42237507), (52, 32490390), (60, 28158338), (65, 25992312), (78, 21660260), (104, 16245195), (120, 14079169), (130, 12996156), (156, 10830130), (195, 8664104), (260, 6498078), (312, 5415065), (390, 4332052), (439, 3848520), (520, 3249039), (780, 2166026), (878, 1924260), (1317, 1282840), (1560, 1083013), (1756, 962130), (2195, 769704), (2467, 684840), (2634, 641420), (3512, 481065), (4390, 384852), (4934, 342420), (5268, 320710), (5707, 296040), (6585, 256568), (7401, 228280), (8780, 192426), (9868, 171210), (10536, 160355), (11414, 148020), (12335, 136968), (13170, 128284), (14802, 114140), (17121, 98680), (17560, 96213), (19736, 85605), (22828, 74010), (24670, 68484), (26340, 64142), (28535, 59208), (29604, 57070), (32071, 52680), (34242, 49340), (37005, 45656)]