218718396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:820

約数の個数: 144

約数和(自身を含む): 648333504

約数和(自身を除く): 429615108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 37, 39, 51, 52, 68, 74, 78, 102, 111, 117, 148, 153, 156, 204, 221, 222, 234, 306, 333, 442, 444, 468, 481, 612, 629, 663, 666, 743, 884, 962, 1258, 1326, 1332, 1443, 1486, 1887, 1924, 1989, 2229, 2516, 2652, 2886, 2972, 3774, 3978, 4329, 4458, 5661, 5772, 6687, 7548, 7956, 8177, 8658, 8916, 9659, 11322, 12631, 13374, 16354, 17316, 19318, 22644, 24531, 25262, 26748, 27491, 28977, 32708, 37893, 38636, 49062, 50524, 54982, 57954, 73593, 75786, 82473, 86931, 98124, 109964, 113679, 115908, 147186, 151572, 164203, 164946, 173862, 227358, 247419, 294372, 328406, 329892, 347724, 357383, 454716, 467347, 492609, 494838, 656812, 714766, 934694, 985218, 989676, 1072149, 1402041, 1429532, 1477827, 1869388, 1970436, 2144298, 2804082, 2955654, 3216447, 4206123, 4288596, 5608164, 5911308, 6075511, 6432894, 8412246, 12151022, 12865788, 16824492, 18226533, 24302044, 36453066, 54679599, 72906132, 109359198, 218718396]

約数ペア:

[(1, 218718396), (2, 109359198), (3, 72906132), (4, 54679599), (6, 36453066), (9, 24302044), (12, 18226533), (13, 16824492), (17, 12865788), (18, 12151022), (26, 8412246), (34, 6432894), (36, 6075511), (37, 5911308), (39, 5608164), (51, 4288596), (52, 4206123), (68, 3216447), (74, 2955654), (78, 2804082), (102, 2144298), (111, 1970436), (117, 1869388), (148, 1477827), (153, 1429532), (156, 1402041), (204, 1072149), (221, 989676), (222, 985218), (234, 934694), (306, 714766), (333, 656812), (442, 494838), (444, 492609), (468, 467347), (481, 454716), (612, 357383), (629, 347724), (663, 329892), (666, 328406), (743, 294372), (884, 247419), (962, 227358), (1258, 173862), (1326, 164946), (1332, 164203), (1443, 151572), (1486, 147186), (1887, 115908), (1924, 113679), (1989, 109964), (2229, 98124), (2516, 86931), (2652, 82473), (2886, 75786), (2972, 73593), (3774, 57954), (3978, 54982), (4329, 50524), (4458, 49062), (5661, 38636), (5772, 37893), (6687, 32708), (7548, 28977), (7956, 27491), (8177, 26748), (8658, 25262), (8916, 24531), (9659, 22644), (11322, 19318), (12631, 17316), (13374, 16354)]