128696880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 457470720

約数和(自身を除く): 328773840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 167, 169, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 334, 338, 380, 390, 456, 494, 501, 507, 520, 570, 624, 668, 676, 741, 760, 780, 835, 845, 912, 988, 1002, 1014, 1040, 1140, 1235, 1336, 1352, 1482, 1520, 1560, 1670, 1690, 1976, 2004, 2028, 2171, 2280, 2470, 2505, 2535, 2672, 2704, 2964, 3120, 3173, 3211, 3340, 3380, 3705, 3952, 4008, 4056, 4342, 4560, 4940, 5010, 5070, 5928, 6346, 6422, 6513, 6680, 6760, 7410, 8016, 8112, 8684, 9519, 9633, 9880, 10020, 10140, 10855, 11856, 12692, 12844, 13026, 13360, 13520, 14820, 15865, 16055, 17368, 19038, 19266, 19760, 20040, 20280, 21710, 25384, 25688, 26052, 28223, 29640, 31730, 32110, 32565, 34736, 38076, 38532, 40080, 40560, 41249, 43420, 47595, 48165, 50768, 51376, 52104, 56446, 59280, 63460, 64220, 65130, 76152, 77064, 82498, 84669, 86840, 95190, 96330, 104208, 112892, 123747, 126920, 128440, 130260, 141115, 152304, 154128, 164996, 169338, 173680, 190380, 192660, 206245, 225784, 247494, 253840, 256880, 260520, 282230, 329992, 338676, 380760, 385320, 412490, 423345, 451568, 494988, 521040, 536237, 564460, 618735, 659984, 677352, 761520, 770640, 824980, 846690, 989976, 1072474, 1128920, 1237470, 1354704, 1608711, 1649960, 1693380, 1979952, 2144948, 2257840, 2474940, 2681185, 3217422, 3299920, 3386760, 4289896, 4949880, 5362370, 6434844, 6773520, 8043555, 8579792, 9899760, 10724740, 12869688, 16087110, 21449480, 25739376, 32174220, 42898960, 64348440, 128696880]

約数ペア:

[(1, 128696880), (2, 64348440), (3, 42898960), (4, 32174220), (5, 25739376), (6, 21449480), (8, 16087110), (10, 12869688), (12, 10724740), (13, 9899760), (15, 8579792), (16, 8043555), (19, 6773520), (20, 6434844), (24, 5362370), (26, 4949880), (30, 4289896), (38, 3386760), (39, 3299920), (40, 3217422), (48, 2681185), (52, 2474940), (57, 2257840), (60, 2144948), (65, 1979952), (76, 1693380), (78, 1649960), (80, 1608711), (95, 1354704), (104, 1237470), (114, 1128920), (120, 1072474), (130, 989976), (152, 846690), (156, 824980), (167, 770640), (169, 761520), (190, 677352), (195, 659984), (208, 618735), (228, 564460), (240, 536237), (247, 521040), (260, 494988), (285, 451568), (304, 423345), (312, 412490), (334, 385320), (338, 380760), (380, 338676), (390, 329992), (456, 282230), (494, 260520), (501, 256880), (507, 253840), (520, 247494), (570, 225784), (624, 206245), (668, 192660), (676, 190380), (741, 173680), (760, 169338), (780, 164996), (835, 154128), (845, 152304), (912, 141115), (988, 130260), (1002, 128440), (1014, 126920), (1040, 123747), (1140, 112892), (1235, 104208), (1336, 96330), (1352, 95190), (1482, 86840), (1520, 84669), (1560, 82498), (1670, 77064), (1690, 76152), (1976, 65130), (2004, 64220), (2028, 63460), (2171, 59280), (2280, 56446), (2470, 52104), (2505, 51376), (2535, 50768), (2672, 48165), (2704, 47595), (2964, 43420), (3120, 41249), (3173, 40560), (3211, 40080), (3340, 38532), (3380, 38076), (3705, 34736), (3952, 32565), (4008, 32110), (4056, 31730), (4342, 29640), (4560, 28223), (4940, 26052), (5010, 25688), (5070, 25384), (5928, 21710), (6346, 20280), (6422, 20040), (6513, 19760), (6680, 19266), (6760, 19038), (7410, 17368), (8016, 16055), (8112, 15865), (8684, 14820), (9519, 13520), (9633, 13360), (9880, 13026), (10020, 12844), (10140, 12692), (10855, 11856)]