91615720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1067

約数の個数: 128

約数和(自身を含む): 262828800

約数和(自身を除く): 171213080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 380, 476, 532, 595, 646, 665, 680, 760, 952, 1013, 1064, 1190, 1292, 1330, 1615, 2026, 2261, 2380, 2584, 2660, 3230, 4052, 4522, 4760, 5065, 5320, 6460, 7091, 8104, 9044, 10130, 11305, 12920, 14182, 17221, 18088, 19247, 20260, 22610, 28364, 34442, 35455, 38494, 40520, 45220, 56728, 68884, 70910, 76988, 86105, 90440, 96235, 120547, 134729, 137768, 141820, 153976, 172210, 192470, 241094, 269458, 283640, 327199, 344420, 384940, 482188, 538916, 602735, 654398, 673645, 688840, 769880, 964376, 1077832, 1205470, 1308796, 1347290, 1635995, 2290393, 2410940, 2617592, 2694580, 3271990, 4580786, 4821880, 5389160, 6543980, 9161572, 11451965, 13087960, 18323144, 22903930, 45807860, 91615720]

約数ペア:

[(1, 91615720), (2, 45807860), (4, 22903930), (5, 18323144), (7, 13087960), (8, 11451965), (10, 9161572), (14, 6543980), (17, 5389160), (19, 4821880), (20, 4580786), (28, 3271990), (34, 2694580), (35, 2617592), (38, 2410940), (40, 2290393), (56, 1635995), (68, 1347290), (70, 1308796), (76, 1205470), (85, 1077832), (95, 964376), (119, 769880), (133, 688840), (136, 673645), (140, 654398), (152, 602735), (170, 538916), (190, 482188), (238, 384940), (266, 344420), (280, 327199), (323, 283640), (340, 269458), (380, 241094), (476, 192470), (532, 172210), (595, 153976), (646, 141820), (665, 137768), (680, 134729), (760, 120547), (952, 96235), (1013, 90440), (1064, 86105), (1190, 76988), (1292, 70910), (1330, 68884), (1615, 56728), (2026, 45220), (2261, 40520), (2380, 38494), (2584, 35455), (2660, 34442), (3230, 28364), (4052, 22610), (4522, 20260), (4760, 19247), (5065, 18088), (5320, 17221), (6460, 14182), (7091, 12920), (8104, 11305), (9044, 10130)]