1248692720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:771

約数の個数: 160

約数和(自身を含む): 3310663104

約数和(自身を除く): 2061970384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 53, 55, 80, 82, 88, 106, 110, 164, 176, 205, 212, 220, 265, 328, 410, 424, 440, 451, 530, 583, 653, 656, 820, 848, 880, 902, 1060, 1166, 1306, 1640, 1804, 2120, 2173, 2255, 2332, 2612, 2915, 3265, 3280, 3608, 4240, 4346, 4510, 4664, 5224, 5830, 6530, 7183, 7216, 8692, 9020, 9328, 10448, 10865, 11660, 13060, 14366, 17384, 18040, 21730, 23320, 23903, 26120, 26773, 28732, 34609, 34768, 35915, 36080, 43460, 46640, 47806, 52240, 53546, 57464, 69218, 71830, 86920, 95612, 107092, 114928, 119515, 133865, 138436, 143660, 173045, 173840, 191224, 214184, 239030, 267730, 276872, 287320, 294503, 346090, 380699, 382448, 428368, 478060, 535460, 553744, 574640, 589006, 692180, 761398, 956120, 1070920, 1178012, 1384360, 1418969, 1472515, 1522796, 1903495, 1912240, 2141840, 2356024, 2768720, 2837938, 2945030, 3045592, 3806990, 4712048, 5675876, 5890060, 6091184, 7094845, 7613980, 11351752, 11780120, 14189690, 15227960, 15608659, 22703504, 23560240, 28379380, 30455920, 31217318, 56758760, 62434636, 78043295, 113517520, 124869272, 156086590, 249738544, 312173180, 624346360, 1248692720]

約数ペア:

[(1, 1248692720), (2, 624346360), (4, 312173180), (5, 249738544), (8, 156086590), (10, 124869272), (11, 113517520), (16, 78043295), (20, 62434636), (22, 56758760), (40, 31217318), (41, 30455920), (44, 28379380), (53, 23560240), (55, 22703504), (80, 15608659), (82, 15227960), (88, 14189690), (106, 11780120), (110, 11351752), (164, 7613980), (176, 7094845), (205, 6091184), (212, 5890060), (220, 5675876), (265, 4712048), (328, 3806990), (410, 3045592), (424, 2945030), (440, 2837938), (451, 2768720), (530, 2356024), (583, 2141840), (653, 1912240), (656, 1903495), (820, 1522796), (848, 1472515), (880, 1418969), (902, 1384360), (1060, 1178012), (1166, 1070920), (1306, 956120), (1640, 761398), (1804, 692180), (2120, 589006), (2173, 574640), (2255, 553744), (2332, 535460), (2612, 478060), (2915, 428368), (3265, 382448), (3280, 380699), (3608, 346090), (4240, 294503), (4346, 287320), (4510, 276872), (4664, 267730), (5224, 239030), (5830, 214184), (6530, 191224), (7183, 173840), (7216, 173045), (8692, 143660), (9020, 138436), (9328, 133865), (10448, 119515), (10865, 114928), (11660, 107092), (13060, 95612), (14366, 86920), (17384, 71830), (18040, 69218), (21730, 57464), (23320, 53546), (23903, 52240), (26120, 47806), (26773, 46640), (28732, 43460), (34609, 36080), (34768, 35915)]