64216320

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{2389}}^1$

素因数の和:2420

約数の個数: 144

約数和(自身を含む): 234487680

約数和(自身を除く): 170271360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2389, 2688, 3360, 3840, 4480, 4778, 5376, 6720, 7167, 8960, 9556, 11945, 13440, 14334, 16723, 19112, 23890, 26880, 28668, 33446, 35835, 38224, 47780, 50169, 57336, 66892, 71670, 76448, 83615, 95560, 100338, 114672, 133784, 143340, 152896, 167230, 191120, 200676, 229344, 250845, 267568, 286680, 305792, 334460, 382240, 401352, 458688, 501690, 535136, 573360, 611584, 668920, 764480, 802704, 917376, 1003380, 1070272, 1146720, 1337840, 1528960, 1605408, 1834752, 2006760, 2140544, 2293440, 2675680, 3057920, 3210816, 4013520, 4281088, 4586880, 5351360, 6421632, 8027040, 9173760, 10702720, 12843264, 16054080, 21405440, 32108160, 64216320]

約数ペア:

[(1, 64216320), (2, 32108160), (3, 21405440), (4, 16054080), (5, 12843264), (6, 10702720), (7, 9173760), (8, 8027040), (10, 6421632), (12, 5351360), (14, 4586880), (15, 4281088), (16, 4013520), (20, 3210816), (21, 3057920), (24, 2675680), (28, 2293440), (30, 2140544), (32, 2006760), (35, 1834752), (40, 1605408), (42, 1528960), (48, 1337840), (56, 1146720), (60, 1070272), (64, 1003380), (70, 917376), (80, 802704), (84, 764480), (96, 668920), (105, 611584), (112, 573360), (120, 535136), (128, 501690), (140, 458688), (160, 401352), (168, 382240), (192, 334460), (210, 305792), (224, 286680), (240, 267568), (256, 250845), (280, 229344), (320, 200676), (336, 191120), (384, 167230), (420, 152896), (448, 143340), (480, 133784), (560, 114672), (640, 100338), (672, 95560), (768, 83615), (840, 76448), (896, 71670), (960, 66892), (1120, 57336), (1280, 50169), (1344, 47780), (1680, 38224), (1792, 35835), (1920, 33446), (2240, 28668), (2389, 26880), (2688, 23890), (3360, 19112), (3840, 16723), (4480, 14334), (4778, 13440), (5376, 11945), (6720, 9556), (7167, 8960)]