844740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:66

約数の個数: 108

約数和(自身を含む): 2912364

約数和(自身を除く): 2067624

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 361, 380, 390, 468, 494, 570, 585, 684, 722, 741, 780, 855, 988, 1083, 1140, 1170, 1235, 1444, 1482, 1710, 1805, 2166, 2223, 2340, 2470, 2964, 3249, 3420, 3610, 3705, 4332, 4446, 4693, 4940, 5415, 6498, 7220, 7410, 8892, 9386, 10830, 11115, 12996, 14079, 14820, 16245, 18772, 21660, 22230, 23465, 28158, 32490, 42237, 44460, 46930, 56316, 64980, 70395, 84474, 93860, 140790, 168948, 211185, 281580, 422370, 844740]

約数ペア:

[(1, 844740), (2, 422370), (3, 281580), (4, 211185), (5, 168948), (6, 140790), (9, 93860), (10, 84474), (12, 70395), (13, 64980), (15, 56316), (18, 46930), (19, 44460), (20, 42237), (26, 32490), (30, 28158), (36, 23465), (38, 22230), (39, 21660), (45, 18772), (52, 16245), (57, 14820), (60, 14079), (65, 12996), (76, 11115), (78, 10830), (90, 9386), (95, 8892), (114, 7410), (117, 7220), (130, 6498), (156, 5415), (171, 4940), (180, 4693), (190, 4446), (195, 4332), (228, 3705), (234, 3610), (247, 3420), (260, 3249), (285, 2964), (342, 2470), (361, 2340), (380, 2223), (390, 2166), (468, 1805), (494, 1710), (570, 1482), (585, 1444), (684, 1235), (722, 1170), (741, 1140), (780, 1083), (855, 988)]