71525120

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 192054240

約数和(自身を除く): 120529120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 173, 190, 256, 272, 304, 320, 323, 340, 346, 380, 544, 608, 640, 646, 680, 692, 760, 865, 1088, 1216, 1280, 1292, 1360, 1384, 1520, 1615, 1730, 2176, 2432, 2584, 2720, 2768, 2941, 3040, 3230, 3287, 3460, 4352, 4864, 5168, 5440, 5536, 5882, 6080, 6460, 6574, 6920, 10336, 10880, 11072, 11764, 12160, 12920, 13148, 13840, 14705, 16435, 20672, 21760, 22144, 23528, 24320, 25840, 26296, 27680, 29410, 32870, 41344, 44288, 47056, 51680, 52592, 55360, 55879, 58820, 65740, 82688, 94112, 103360, 105184, 110720, 111758, 117640, 131480, 188224, 206720, 210368, 221440, 223516, 235280, 262960, 279395, 376448, 413440, 420736, 447032, 470560, 525920, 558790, 752896, 841472, 894064, 941120, 1051840, 1117580, 1788128, 1882240, 2103680, 2235160, 3576256, 3764480, 4207360, 4470320, 7152512, 8940640, 14305024, 17881280, 35762560, 71525120]

約数ペア:

[(1, 71525120), (2, 35762560), (4, 17881280), (5, 14305024), (8, 8940640), (10, 7152512), (16, 4470320), (17, 4207360), (19, 3764480), (20, 3576256), (32, 2235160), (34, 2103680), (38, 1882240), (40, 1788128), (64, 1117580), (68, 1051840), (76, 941120), (80, 894064), (85, 841472), (95, 752896), (128, 558790), (136, 525920), (152, 470560), (160, 447032), (170, 420736), (173, 413440), (190, 376448), (256, 279395), (272, 262960), (304, 235280), (320, 223516), (323, 221440), (340, 210368), (346, 206720), (380, 188224), (544, 131480), (608, 117640), (640, 111758), (646, 110720), (680, 105184), (692, 103360), (760, 94112), (865, 82688), (1088, 65740), (1216, 58820), (1280, 55879), (1292, 55360), (1360, 52592), (1384, 51680), (1520, 47056), (1615, 44288), (1730, 41344), (2176, 32870), (2432, 29410), (2584, 27680), (2720, 26296), (2768, 25840), (2941, 24320), (3040, 23528), (3230, 22144), (3287, 21760), (3460, 20672), (4352, 16435), (4864, 14705), (5168, 13840), (5440, 13148), (5536, 12920), (5882, 12160), (6080, 11764), (6460, 11072), (6574, 10880), (6920, 10336)]