645015420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1334

約数の個数: 288

約数和(自身を含む): 2459116800

約数和(自身を除く): 1814101380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 171, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 285, 294, 315, 342, 378, 380, 399, 420, 441, 490, 513, 532, 540, 570, 588, 630, 665, 684, 735, 756, 798, 855, 882, 931, 945, 980, 1026, 1140, 1197, 1260, 1283, 1323, 1330, 1470, 1596, 1710, 1764, 1862, 1890, 1995, 2052, 2205, 2394, 2565, 2566, 2646, 2660, 2793, 2940, 3420, 3591, 3724, 3780, 3849, 3990, 4410, 4655, 4788, 5130, 5132, 5292, 5586, 5985, 6415, 6615, 7182, 7698, 7980, 8379, 8820, 8981, 9310, 10260, 11172, 11547, 11970, 12830, 13230, 13965, 14364, 15396, 16758, 17955, 17962, 18620, 19245, 23094, 23940, 24377, 25137, 25660, 26460, 26943, 27930, 33516, 34641, 35910, 35924, 38490, 41895, 44905, 46188, 48754, 50274, 53886, 55860, 57735, 62867, 69282, 71820, 73131, 76980, 80829, 83790, 89810, 97508, 100548, 107772, 115470, 121885, 125685, 125734, 134715, 138564, 146262, 161658, 167580, 170639, 173205, 179620, 188601, 219393, 230940, 242487, 243770, 251370, 251468, 269430, 292524, 314335, 323316, 341278, 346410, 365655, 377202, 404145, 438786, 484974, 487540, 502740, 511917, 538860, 565803, 628670, 658179, 682556, 692820, 731310, 754404, 808290, 853195, 877572, 943005, 969948, 1023834, 1096965, 1131606, 1194473, 1212435, 1257340, 1316358, 1462620, 1535751, 1616580, 1697409, 1706390, 1886010, 2047668, 2193930, 2263212, 2388946, 2424870, 2559585, 2632716, 2829015, 3071502, 3290895, 3394818, 3412780, 3583419, 3772020, 4387860, 4607253, 4777892, 4849740, 5119170, 5658030, 5972365, 6143004, 6581790, 6789636, 7166838, 7678755, 8487045, 9214506, 10238340, 10750257, 11316060, 11944730, 13163580, 14333676, 15357510, 16974090, 17917095, 18429012, 21500514, 23036265, 23889460, 30715020, 32250771, 33948180, 35834190, 43001028, 46072530, 53751285, 64501542, 71668380, 92145060, 107502570, 129003084, 161253855, 215005140, 322507710, 645015420]

約数ペア:

[(1, 645015420), (2, 322507710), (3, 215005140), (4, 161253855), (5, 129003084), (6, 107502570), (7, 92145060), (9, 71668380), (10, 64501542), (12, 53751285), (14, 46072530), (15, 43001028), (18, 35834190), (19, 33948180), (20, 32250771), (21, 30715020), (27, 23889460), (28, 23036265), (30, 21500514), (35, 18429012), (36, 17917095), (38, 16974090), (42, 15357510), (45, 14333676), (49, 13163580), (54, 11944730), (57, 11316060), (60, 10750257), (63, 10238340), (70, 9214506), (76, 8487045), (84, 7678755), (90, 7166838), (95, 6789636), (98, 6581790), (105, 6143004), (108, 5972365), (114, 5658030), (126, 5119170), (133, 4849740), (135, 4777892), (140, 4607253), (147, 4387860), (171, 3772020), (180, 3583419), (189, 3412780), (190, 3394818), (196, 3290895), (210, 3071502), (228, 2829015), (245, 2632716), (252, 2559585), (266, 2424870), (270, 2388946), (285, 2263212), (294, 2193930), (315, 2047668), (342, 1886010), (378, 1706390), (380, 1697409), (399, 1616580), (420, 1535751), (441, 1462620), (490, 1316358), (513, 1257340), (532, 1212435), (540, 1194473), (570, 1131606), (588, 1096965), (630, 1023834), (665, 969948), (684, 943005), (735, 877572), (756, 853195), (798, 808290), (855, 754404), (882, 731310), (931, 692820), (945, 682556), (980, 658179), (1026, 628670), (1140, 565803), (1197, 538860), (1260, 511917), (1283, 502740), (1323, 487540), (1330, 484974), (1470, 438786), (1596, 404145), (1710, 377202), (1764, 365655), (1862, 346410), (1890, 341278), (1995, 323316), (2052, 314335), (2205, 292524), (2394, 269430), (2565, 251468), (2566, 251370), (2646, 243770), (2660, 242487), (2793, 230940), (2940, 219393), (3420, 188601), (3591, 179620), (3724, 173205), (3780, 170639), (3849, 167580), (3990, 161658), (4410, 146262), (4655, 138564), (4788, 134715), (5130, 125734), (5132, 125685), (5292, 121885), (5586, 115470), (5985, 107772), (6415, 100548), (6615, 97508), (7182, 89810), (7698, 83790), (7980, 80829), (8379, 76980), (8820, 73131), (8981, 71820), (9310, 69282), (10260, 62867), (11172, 57735), (11547, 55860), (11970, 53886), (12830, 50274), (13230, 48754), (13965, 46188), (14364, 44905), (15396, 41895), (16758, 38490), (17955, 35924), (17962, 35910), (18620, 34641), (19245, 33516), (23094, 27930), (23940, 26943), (24377, 26460), (25137, 25660)]