40254720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{953}}^1$

素因数の和:988

約数の個数: 144

約数和(自身を含む): 140398272

約数和(自身を除く): 100143552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 953, 960, 1056, 1280, 1320, 1408, 1760, 1906, 1920, 2112, 2640, 2816, 2859, 3520, 3812, 3840, 4224, 4765, 5280, 5718, 7040, 7624, 8448, 9530, 10483, 10560, 11436, 14080, 14295, 15248, 19060, 20966, 21120, 22872, 28590, 30496, 31449, 38120, 41932, 42240, 45744, 52415, 57180, 60992, 62898, 76240, 83864, 91488, 104830, 114360, 121984, 125796, 152480, 157245, 167728, 182976, 209660, 228720, 243968, 251592, 304960, 314490, 335456, 365952, 419320, 457440, 503184, 609920, 628980, 670912, 731904, 838640, 914880, 1006368, 1219840, 1257960, 1341824, 1677280, 1829760, 2012736, 2515920, 2683648, 3354560, 3659520, 4025472, 5031840, 6709120, 8050944, 10063680, 13418240, 20127360, 40254720]

約数ペア:

[(1, 40254720), (2, 20127360), (3, 13418240), (4, 10063680), (5, 8050944), (6, 6709120), (8, 5031840), (10, 4025472), (11, 3659520), (12, 3354560), (15, 2683648), (16, 2515920), (20, 2012736), (22, 1829760), (24, 1677280), (30, 1341824), (32, 1257960), (33, 1219840), (40, 1006368), (44, 914880), (48, 838640), (55, 731904), (60, 670912), (64, 628980), (66, 609920), (80, 503184), (88, 457440), (96, 419320), (110, 365952), (120, 335456), (128, 314490), (132, 304960), (160, 251592), (165, 243968), (176, 228720), (192, 209660), (220, 182976), (240, 167728), (256, 157245), (264, 152480), (320, 125796), (330, 121984), (352, 114360), (384, 104830), (440, 91488), (480, 83864), (528, 76240), (640, 62898), (660, 60992), (704, 57180), (768, 52415), (880, 45744), (953, 42240), (960, 41932), (1056, 38120), (1280, 31449), (1320, 30496), (1408, 28590), (1760, 22872), (1906, 21120), (1920, 20966), (2112, 19060), (2640, 15248), (2816, 14295), (2859, 14080), (3520, 11436), (3812, 10560), (3840, 10483), (4224, 9530), (4765, 8448), (5280, 7624), (5718, 7040)]