31015137920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6329}}^1$

素因数の和:6411

約数の個数: 256

約数和(自身を含む): 86776704000

約数和(自身を除く): 55761566080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 31, 32, 38, 40, 52, 62, 64, 65, 76, 80, 95, 104, 124, 128, 130, 152, 155, 160, 190, 208, 247, 248, 260, 304, 310, 320, 380, 403, 416, 494, 496, 520, 589, 608, 620, 640, 760, 806, 832, 988, 992, 1040, 1178, 1216, 1235, 1240, 1520, 1612, 1664, 1976, 1984, 2015, 2080, 2356, 2432, 2470, 2480, 2945, 3040, 3224, 3952, 3968, 4030, 4160, 4712, 4940, 4960, 5890, 6080, 6329, 6448, 7657, 7904, 8060, 8320, 9424, 9880, 9920, 11780, 12160, 12658, 12896, 15314, 15808, 16120, 18848, 19760, 19840, 23560, 25316, 25792, 30628, 31616, 31645, 32240, 37696, 38285, 39520, 47120, 50632, 51584, 61256, 63290, 64480, 75392, 76570, 79040, 82277, 94240, 101264, 120251, 122512, 126580, 128960, 153140, 158080, 164554, 188480, 196199, 202528, 240502, 245024, 253160, 257920, 306280, 329108, 376960, 392398, 405056, 411385, 481004, 490048, 506320, 601255, 612560, 658216, 784796, 810112, 822770, 962008, 980096, 980995, 1012640, 1202510, 1225120, 1316432, 1563263, 1569592, 1645540, 1924016, 1961990, 2025280, 2405020, 2450240, 2550587, 2632864, 3126526, 3139184, 3291080, 3727781, 3848032, 3923980, 4050560, 4810040, 4900480, 5101174, 5265728, 6253052, 6278368, 6582160, 7455562, 7696064, 7816315, 7847960, 9620080, 10202348, 10531456, 12506104, 12556736, 12752935, 13164320, 14911124, 15392128, 15632630, 15695920, 18638905, 19240160, 20404696, 25012208, 25113472, 25505870, 26328640, 29822248, 31265260, 31391840, 37277810, 38480320, 40809392, 48461153, 50024416, 51011740, 52657280, 59644496, 62530520, 62783680, 74555620, 76960640, 81618784, 96922306, 100048832, 102023480, 119288992, 125061040, 125567360, 149111240, 163237568, 193844612, 200097664, 204046960, 238577984, 242305765, 250122080, 298222480, 326475136, 387689224, 408093920, 477155968, 484611530, 500244160, 596444960, 775378448, 816187840, 969223060, 1000488320, 1192889920, 1550756896, 1632375680, 1938446120, 2385779840, 3101513792, 3876892240, 6203027584, 7753784480, 15507568960, 31015137920]

約数ペア:

[(1, 31015137920), (2, 15507568960), (4, 7753784480), (5, 6203027584), (8, 3876892240), (10, 3101513792), (13, 2385779840), (16, 1938446120), (19, 1632375680), (20, 1550756896), (26, 1192889920), (31, 1000488320), (32, 969223060), (38, 816187840), (40, 775378448), (52, 596444960), (62, 500244160), (64, 484611530), (65, 477155968), (76, 408093920), (80, 387689224), (95, 326475136), (104, 298222480), (124, 250122080), (128, 242305765), (130, 238577984), (152, 204046960), (155, 200097664), (160, 193844612), (190, 163237568), (208, 149111240), (247, 125567360), (248, 125061040), (260, 119288992), (304, 102023480), (310, 100048832), (320, 96922306), (380, 81618784), (403, 76960640), (416, 74555620), (494, 62783680), (496, 62530520), (520, 59644496), (589, 52657280), (608, 51011740), (620, 50024416), (640, 48461153), (760, 40809392), (806, 38480320), (832, 37277810), (988, 31391840), (992, 31265260), (1040, 29822248), (1178, 26328640), (1216, 25505870), (1235, 25113472), (1240, 25012208), (1520, 20404696), (1612, 19240160), (1664, 18638905), (1976, 15695920), (1984, 15632630), (2015, 15392128), (2080, 14911124), (2356, 13164320), (2432, 12752935), (2470, 12556736), (2480, 12506104), (2945, 10531456), (3040, 10202348), (3224, 9620080), (3952, 7847960), (3968, 7816315), (4030, 7696064), (4160, 7455562), (4712, 6582160), (4940, 6278368), (4960, 6253052), (5890, 5265728), (6080, 5101174), (6329, 4900480), (6448, 4810040), (7657, 4050560), (7904, 3923980), (8060, 3848032), (8320, 3727781), (9424, 3291080), (9880, 3139184), (9920, 3126526), (11780, 2632864), (12160, 2550587), (12658, 2450240), (12896, 2405020), (15314, 2025280), (15808, 1961990), (16120, 1924016), (18848, 1645540), (19760, 1569592), (19840, 1563263), (23560, 1316432), (25316, 1225120), (25792, 1202510), (30628, 1012640), (31616, 980995), (31645, 980096), (32240, 962008), (37696, 822770), (38285, 810112), (39520, 784796), (47120, 658216), (50632, 612560), (51584, 601255), (61256, 506320), (63290, 490048), (64480, 481004), (75392, 411385), (76570, 405056), (79040, 392398), (82277, 376960), (94240, 329108), (101264, 306280), (120251, 257920), (122512, 253160), (126580, 245024), (128960, 240502), (153140, 202528), (158080, 196199), (164554, 188480)]