221597532

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 671448960

約数和(自身を除く): 449851428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 71, 76, 78, 81, 108, 114, 117, 142, 156, 162, 169, 171, 213, 228, 234, 243, 247, 284, 324, 338, 342, 351, 426, 468, 486, 494, 507, 513, 639, 676, 684, 702, 741, 852, 923, 972, 988, 1014, 1026, 1053, 1278, 1349, 1404, 1482, 1521, 1539, 1846, 1917, 2028, 2052, 2106, 2223, 2556, 2698, 2769, 2964, 3042, 3078, 3159, 3211, 3692, 3834, 4047, 4212, 4446, 4563, 4617, 5396, 5538, 5751, 6084, 6156, 6318, 6422, 6669, 7668, 8094, 8307, 8892, 9126, 9234, 9633, 11076, 11502, 11999, 12141, 12636, 12844, 13338, 13689, 16188, 16614, 17253, 17537, 18252, 18468, 19266, 20007, 23004, 23998, 24282, 24921, 26676, 27378, 28899, 33228, 34506, 35074, 35997, 36423, 38532, 40014, 41067, 47996, 48564, 49842, 52611, 54756, 57798, 60021, 69012, 70148, 71994, 72846, 74763, 80028, 82134, 86697, 99684, 105222, 107991, 109269, 115596, 120042, 143988, 145692, 149526, 157833, 164268, 173394, 210444, 215982, 218538, 224289, 227981, 240084, 260091, 299052, 315666, 323973, 327807, 346788, 431964, 437076, 448578, 455962, 473499, 520182, 631332, 647946, 655614, 683943, 780273, 897156, 911924, 946998, 971919, 1040364, 1295892, 1311228, 1367886, 1420497, 1560546, 1893996, 1943838, 2051829, 2735772, 2840994, 2915757, 3121092, 3887676, 4103658, 4261491, 5681988, 5831514, 6155487, 8207316, 8522982, 11663028, 12310974, 17045964, 18466461, 24621948, 36932922, 55399383, 73865844, 110798766, 221597532]

約数ペア:

[(1, 221597532), (2, 110798766), (3, 73865844), (4, 55399383), (6, 36932922), (9, 24621948), (12, 18466461), (13, 17045964), (18, 12310974), (19, 11663028), (26, 8522982), (27, 8207316), (36, 6155487), (38, 5831514), (39, 5681988), (52, 4261491), (54, 4103658), (57, 3887676), (71, 3121092), (76, 2915757), (78, 2840994), (81, 2735772), (108, 2051829), (114, 1943838), (117, 1893996), (142, 1560546), (156, 1420497), (162, 1367886), (169, 1311228), (171, 1295892), (213, 1040364), (228, 971919), (234, 946998), (243, 911924), (247, 897156), (284, 780273), (324, 683943), (338, 655614), (342, 647946), (351, 631332), (426, 520182), (468, 473499), (486, 455962), (494, 448578), (507, 437076), (513, 431964), (639, 346788), (676, 327807), (684, 323973), (702, 315666), (741, 299052), (852, 260091), (923, 240084), (972, 227981), (988, 224289), (1014, 218538), (1026, 215982), (1053, 210444), (1278, 173394), (1349, 164268), (1404, 157833), (1482, 149526), (1521, 145692), (1539, 143988), (1846, 120042), (1917, 115596), (2028, 109269), (2052, 107991), (2106, 105222), (2223, 99684), (2556, 86697), (2698, 82134), (2769, 80028), (2964, 74763), (3042, 72846), (3078, 71994), (3159, 70148), (3211, 69012), (3692, 60021), (3834, 57798), (4047, 54756), (4212, 52611), (4446, 49842), (4563, 48564), (4617, 47996), (5396, 41067), (5538, 40014), (5751, 38532), (6084, 36423), (6156, 35997), (6318, 35074), (6422, 34506), (6669, 33228), (7668, 28899), (8094, 27378), (8307, 26676), (8892, 24921), (9126, 24282), (9234, 23998), (9633, 23004), (11076, 20007), (11502, 19266), (11999, 18468), (12141, 18252), (12636, 17537), (12844, 17253), (13338, 16614), (13689, 16188)]