1211235720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:348

約数の個数: 256

約数和(自身を含む): 4031078400

約数和(自身を除く): 2819842680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 107, 120, 124, 136, 155, 170, 179, 186, 204, 214, 248, 255, 310, 321, 340, 358, 372, 408, 428, 465, 510, 527, 535, 537, 620, 642, 680, 716, 744, 856, 895, 930, 1020, 1054, 1070, 1074, 1240, 1284, 1432, 1581, 1605, 1790, 1819, 1860, 2040, 2108, 2140, 2148, 2568, 2635, 2685, 3043, 3162, 3210, 3317, 3580, 3638, 3720, 4216, 4280, 4296, 5270, 5370, 5457, 5549, 6086, 6324, 6420, 6634, 7160, 7276, 7905, 9095, 9129, 9951, 10540, 10740, 10914, 11098, 12172, 12648, 12840, 13268, 14552, 15215, 15810, 16585, 16647, 18190, 18258, 19153, 19902, 21080, 21480, 21828, 22196, 24344, 26536, 27285, 27745, 30430, 31620, 33170, 33294, 36380, 36516, 38306, 39804, 43656, 44392, 45645, 49755, 54570, 55490, 56389, 57459, 60860, 63240, 66340, 66588, 72760, 73032, 76612, 79608, 83235, 91290, 94333, 95765, 99510, 109140, 110980, 112778, 114918, 121720, 132680, 133176, 153224, 166470, 169167, 182580, 188666, 191530, 199020, 218280, 221960, 225556, 229836, 281945, 282999, 287295, 325601, 332940, 338334, 365160, 377332, 383060, 398040, 451112, 459672, 471665, 563890, 565998, 574590, 593743, 651202, 665880, 676668, 754664, 766120, 845835, 943330, 976803, 1127780, 1131996, 1149180, 1187486, 1302404, 1353336, 1414995, 1628005, 1691670, 1781229, 1886660, 1953606, 2255560, 2263992, 2298360, 2374972, 2604808, 2829990, 2968715, 3256010, 3383340, 3562458, 3773320, 3907212, 4749944, 4884015, 5659980, 5937430, 6512020, 6766680, 7124916, 7814424, 8906145, 9768030, 10093631, 11319960, 11874860, 13024040, 14249832, 17812290, 19536060, 20187262, 23749720, 30280893, 35624580, 39072120, 40374524, 50468155, 60561786, 71249160, 80749048, 100936310, 121123572, 151404465, 201872620, 242247144, 302808930, 403745240, 605617860, 1211235720]

約数ペア:

[(1, 1211235720), (2, 605617860), (3, 403745240), (4, 302808930), (5, 242247144), (6, 201872620), (8, 151404465), (10, 121123572), (12, 100936310), (15, 80749048), (17, 71249160), (20, 60561786), (24, 50468155), (30, 40374524), (31, 39072120), (34, 35624580), (40, 30280893), (51, 23749720), (60, 20187262), (62, 19536060), (68, 17812290), (85, 14249832), (93, 13024040), (102, 11874860), (107, 11319960), (120, 10093631), (124, 9768030), (136, 8906145), (155, 7814424), (170, 7124916), (179, 6766680), (186, 6512020), (204, 5937430), (214, 5659980), (248, 4884015), (255, 4749944), (310, 3907212), (321, 3773320), (340, 3562458), (358, 3383340), (372, 3256010), (408, 2968715), (428, 2829990), (465, 2604808), (510, 2374972), (527, 2298360), (535, 2263992), (537, 2255560), (620, 1953606), (642, 1886660), (680, 1781229), (716, 1691670), (744, 1628005), (856, 1414995), (895, 1353336), (930, 1302404), (1020, 1187486), (1054, 1149180), (1070, 1131996), (1074, 1127780), (1240, 976803), (1284, 943330), (1432, 845835), (1581, 766120), (1605, 754664), (1790, 676668), (1819, 665880), (1860, 651202), (2040, 593743), (2108, 574590), (2140, 565998), (2148, 563890), (2568, 471665), (2635, 459672), (2685, 451112), (3043, 398040), (3162, 383060), (3210, 377332), (3317, 365160), (3580, 338334), (3638, 332940), (3720, 325601), (4216, 287295), (4280, 282999), (4296, 281945), (5270, 229836), (5370, 225556), (5457, 221960), (5549, 218280), (6086, 199020), (6324, 191530), (6420, 188666), (6634, 182580), (7160, 169167), (7276, 166470), (7905, 153224), (9095, 133176), (9129, 132680), (9951, 121720), (10540, 114918), (10740, 112778), (10914, 110980), (11098, 109140), (12172, 99510), (12648, 95765), (12840, 94333), (13268, 91290), (14552, 83235), (15215, 79608), (15810, 76612), (16585, 73032), (16647, 72760), (18190, 66588), (18258, 66340), (19153, 63240), (19902, 60860), (21080, 57459), (21480, 56389), (21828, 55490), (22196, 54570), (24344, 49755), (26536, 45645), (27285, 44392), (27745, 43656), (30430, 39804), (31620, 38306), (33170, 36516), (33294, 36380)]