84018080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 222808320

約数和(自身を除く): 138790240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 79, 80, 85, 92, 115, 136, 158, 160, 170, 184, 230, 272, 289, 316, 340, 368, 391, 395, 460, 544, 578, 632, 680, 736, 782, 790, 920, 1156, 1264, 1343, 1360, 1445, 1564, 1580, 1817, 1840, 1955, 2312, 2528, 2686, 2720, 2890, 3128, 3160, 3634, 3680, 3910, 4624, 5372, 5780, 6256, 6320, 6647, 6715, 7268, 7820, 9085, 9248, 10744, 11560, 12512, 12640, 13294, 13430, 14536, 15640, 18170, 21488, 22831, 23120, 26588, 26860, 29072, 30889, 31280, 33235, 36340, 42976, 45662, 46240, 53176, 53720, 58144, 61778, 62560, 66470, 72680, 91324, 106352, 107440, 114155, 123556, 132940, 145360, 154445, 182648, 212704, 214880, 228310, 247112, 265880, 290720, 308890, 365296, 456620, 494224, 525113, 531760, 617780, 730592, 913240, 988448, 1050226, 1063520, 1235560, 1826480, 2100452, 2471120, 2625565, 3652960, 4200904, 4942240, 5251130, 8401808, 10502260, 16803616, 21004520, 42009040, 84018080]

約数ペア:

[(1, 84018080), (2, 42009040), (4, 21004520), (5, 16803616), (8, 10502260), (10, 8401808), (16, 5251130), (17, 4942240), (20, 4200904), (23, 3652960), (32, 2625565), (34, 2471120), (40, 2100452), (46, 1826480), (68, 1235560), (79, 1063520), (80, 1050226), (85, 988448), (92, 913240), (115, 730592), (136, 617780), (158, 531760), (160, 525113), (170, 494224), (184, 456620), (230, 365296), (272, 308890), (289, 290720), (316, 265880), (340, 247112), (368, 228310), (391, 214880), (395, 212704), (460, 182648), (544, 154445), (578, 145360), (632, 132940), (680, 123556), (736, 114155), (782, 107440), (790, 106352), (920, 91324), (1156, 72680), (1264, 66470), (1343, 62560), (1360, 61778), (1445, 58144), (1564, 53720), (1580, 53176), (1817, 46240), (1840, 45662), (1955, 42976), (2312, 36340), (2528, 33235), (2686, 31280), (2720, 30889), (2890, 29072), (3128, 26860), (3160, 26588), (3634, 23120), (3680, 22831), (3910, 21488), (4624, 18170), (5372, 15640), (5780, 14536), (6256, 13430), (6320, 13294), (6647, 12640), (6715, 12512), (7268, 11560), (7820, 10744), (9085, 9248)]