28814640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 160

約数和(自身を含む): 96422400

約数和(自身を除く): 67607760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 71, 76, 80, 89, 95, 114, 120, 142, 152, 178, 190, 213, 228, 240, 267, 284, 285, 304, 355, 356, 380, 426, 445, 456, 534, 568, 570, 710, 712, 760, 852, 890, 912, 1065, 1068, 1136, 1140, 1335, 1349, 1420, 1424, 1520, 1691, 1704, 1780, 2130, 2136, 2280, 2670, 2698, 2840, 3382, 3408, 3560, 4047, 4260, 4272, 4560, 5073, 5340, 5396, 5680, 6319, 6745, 6764, 7120, 8094, 8455, 8520, 10146, 10680, 10792, 12638, 13490, 13528, 16188, 16910, 17040, 18957, 20235, 20292, 21360, 21584, 25276, 25365, 26980, 27056, 31595, 32376, 33820, 37914, 40470, 40584, 50552, 50730, 53960, 63190, 64752, 67640, 75828, 80940, 81168, 94785, 101104, 101460, 107920, 120061, 126380, 135280, 151656, 161880, 189570, 202920, 240122, 252760, 303312, 323760, 360183, 379140, 405840, 480244, 505520, 600305, 720366, 758280, 960488, 1200610, 1440732, 1516560, 1800915, 1920976, 2401220, 2881464, 3601830, 4802440, 5762928, 7203660, 9604880, 14407320, 28814640]

約数ペア:

[(1, 28814640), (2, 14407320), (3, 9604880), (4, 7203660), (5, 5762928), (6, 4802440), (8, 3601830), (10, 2881464), (12, 2401220), (15, 1920976), (16, 1800915), (19, 1516560), (20, 1440732), (24, 1200610), (30, 960488), (38, 758280), (40, 720366), (48, 600305), (57, 505520), (60, 480244), (71, 405840), (76, 379140), (80, 360183), (89, 323760), (95, 303312), (114, 252760), (120, 240122), (142, 202920), (152, 189570), (178, 161880), (190, 151656), (213, 135280), (228, 126380), (240, 120061), (267, 107920), (284, 101460), (285, 101104), (304, 94785), (355, 81168), (356, 80940), (380, 75828), (426, 67640), (445, 64752), (456, 63190), (534, 53960), (568, 50730), (570, 50552), (710, 40584), (712, 40470), (760, 37914), (852, 33820), (890, 32376), (912, 31595), (1065, 27056), (1068, 26980), (1136, 25365), (1140, 25276), (1335, 21584), (1349, 21360), (1420, 20292), (1424, 20235), (1520, 18957), (1691, 17040), (1704, 16910), (1780, 16188), (2130, 13528), (2136, 13490), (2280, 12638), (2670, 10792), (2698, 10680), (2840, 10146), (3382, 8520), (3408, 8455), (3560, 8094), (4047, 7120), (4260, 6764), (4272, 6745), (4560, 6319), (5073, 5680), (5340, 5396)]