331285140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 240

約数和(自身を含む): 1122105600

約数和(自身を除く): 790820460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 47, 54, 57, 60, 76, 81, 90, 94, 95, 108, 114, 135, 141, 162, 171, 180, 188, 190, 228, 229, 235, 270, 282, 285, 324, 342, 380, 405, 423, 458, 470, 513, 540, 564, 570, 684, 687, 705, 810, 846, 855, 893, 916, 940, 1026, 1140, 1145, 1269, 1374, 1410, 1539, 1620, 1692, 1710, 1786, 2052, 2061, 2115, 2290, 2538, 2565, 2679, 2748, 2820, 3078, 3420, 3435, 3572, 3807, 4122, 4230, 4351, 4465, 4580, 5076, 5130, 5358, 6156, 6183, 6345, 6870, 7614, 7695, 8037, 8244, 8460, 8702, 8930, 10260, 10305, 10716, 10763, 12366, 12690, 13053, 13395, 13740, 15228, 15390, 16074, 17404, 17860, 18549, 19035, 20610, 21526, 21755, 24111, 24732, 25380, 26106, 26790, 30780, 30915, 32148, 32289, 37098, 38070, 39159, 40185, 41220, 43052, 43510, 48222, 52212, 53580, 53815, 61830, 64578, 65265, 72333, 74196, 76140, 78318, 80370, 87020, 92745, 96444, 96867, 107630, 117477, 120555, 123660, 129156, 130530, 144666, 156636, 160740, 161445, 185490, 193734, 195795, 204497, 215260, 234954, 241110, 261060, 289332, 290601, 322890, 352431, 361665, 370980, 387468, 391590, 408994, 469908, 482220, 484335, 581202, 587385, 613491, 645780, 704862, 723330, 783180, 817988, 871803, 968670, 1022485, 1162404, 1174770, 1226982, 1409724, 1446660, 1453005, 1743606, 1762155, 1840473, 1937340, 2044970, 2349540, 2453964, 2906010, 3067455, 3487212, 3524310, 3680946, 4089940, 4359015, 5521419, 5812020, 6134910, 7048620, 7361892, 8718030, 9202365, 11042838, 12269820, 16564257, 17436060, 18404730, 22085676, 27607095, 33128514, 36809460, 55214190, 66257028, 82821285, 110428380, 165642570, 331285140]

約数ペア:

[(1, 331285140), (2, 165642570), (3, 110428380), (4, 82821285), (5, 66257028), (6, 55214190), (9, 36809460), (10, 33128514), (12, 27607095), (15, 22085676), (18, 18404730), (19, 17436060), (20, 16564257), (27, 12269820), (30, 11042838), (36, 9202365), (38, 8718030), (45, 7361892), (47, 7048620), (54, 6134910), (57, 5812020), (60, 5521419), (76, 4359015), (81, 4089940), (90, 3680946), (94, 3524310), (95, 3487212), (108, 3067455), (114, 2906010), (135, 2453964), (141, 2349540), (162, 2044970), (171, 1937340), (180, 1840473), (188, 1762155), (190, 1743606), (228, 1453005), (229, 1446660), (235, 1409724), (270, 1226982), (282, 1174770), (285, 1162404), (324, 1022485), (342, 968670), (380, 871803), (405, 817988), (423, 783180), (458, 723330), (470, 704862), (513, 645780), (540, 613491), (564, 587385), (570, 581202), (684, 484335), (687, 482220), (705, 469908), (810, 408994), (846, 391590), (855, 387468), (893, 370980), (916, 361665), (940, 352431), (1026, 322890), (1140, 290601), (1145, 289332), (1269, 261060), (1374, 241110), (1410, 234954), (1539, 215260), (1620, 204497), (1692, 195795), (1710, 193734), (1786, 185490), (2052, 161445), (2061, 160740), (2115, 156636), (2290, 144666), (2538, 130530), (2565, 129156), (2679, 123660), (2748, 120555), (2820, 117477), (3078, 107630), (3420, 96867), (3435, 96444), (3572, 92745), (3807, 87020), (4122, 80370), (4230, 78318), (4351, 76140), (4465, 74196), (4580, 72333), (5076, 65265), (5130, 64578), (5358, 61830), (6156, 53815), (6183, 53580), (6345, 52212), (6870, 48222), (7614, 43510), (7695, 43052), (8037, 41220), (8244, 40185), (8460, 39159), (8702, 38070), (8930, 37098), (10260, 32289), (10305, 32148), (10716, 30915), (10763, 30780), (12366, 26790), (12690, 26106), (13053, 25380), (13395, 24732), (13740, 24111), (15228, 21755), (15390, 21526), (16074, 20610), (17404, 19035), (17860, 18549)]