237989440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3011}}^1$

素因数の和:3060

約数の個数: 112

約数和(自身を含む): 642640320

約数和(自身を除く): 404650880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1216, 1235, 1520, 1976, 2080, 2470, 3011, 3040, 3952, 4160, 4940, 6022, 6080, 7904, 9880, 12044, 15055, 15808, 19760, 24088, 30110, 39143, 39520, 48176, 57209, 60220, 78286, 79040, 96352, 114418, 120440, 156572, 192704, 195715, 228836, 240880, 286045, 313144, 391430, 457672, 481760, 572090, 626288, 743717, 782860, 915344, 963520, 1144180, 1252576, 1487434, 1565720, 1830688, 2288360, 2505152, 2974868, 3131440, 3661376, 3718585, 4576720, 5949736, 6262880, 7437170, 9153440, 11899472, 12525760, 14874340, 18306880, 23798944, 29748680, 47597888, 59497360, 118994720, 237989440]

約数ペア:

[(1, 237989440), (2, 118994720), (4, 59497360), (5, 47597888), (8, 29748680), (10, 23798944), (13, 18306880), (16, 14874340), (19, 12525760), (20, 11899472), (26, 9153440), (32, 7437170), (38, 6262880), (40, 5949736), (52, 4576720), (64, 3718585), (65, 3661376), (76, 3131440), (80, 2974868), (95, 2505152), (104, 2288360), (130, 1830688), (152, 1565720), (160, 1487434), (190, 1252576), (208, 1144180), (247, 963520), (260, 915344), (304, 782860), (320, 743717), (380, 626288), (416, 572090), (494, 481760), (520, 457672), (608, 391430), (760, 313144), (832, 286045), (988, 240880), (1040, 228836), (1216, 195715), (1235, 192704), (1520, 156572), (1976, 120440), (2080, 114418), (2470, 96352), (3011, 79040), (3040, 78286), (3952, 60220), (4160, 57209), (4940, 48176), (6022, 39520), (6080, 39143), (7904, 30110), (9880, 24088), (12044, 19760), (15055, 15808)]