213198360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2549}}^1$

素因数の和:2621

約数の個数: 128

約数和(自身を含む): 694008000

約数和(自身を除く): 480809640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2091, 2460, 2549, 2788, 3485, 4182, 4920, 5098, 5576, 6970, 7647, 8364, 10196, 10455, 12745, 13940, 15294, 16728, 20392, 20910, 25490, 27880, 30588, 38235, 41820, 43333, 50980, 61176, 76470, 83640, 86666, 101960, 104509, 129999, 152940, 173332, 209018, 216665, 259998, 305880, 313527, 346664, 418036, 433330, 519996, 522545, 627054, 649995, 836072, 866660, 1039992, 1045090, 1254108, 1299990, 1567635, 1733320, 1776653, 2090180, 2508216, 2599980, 3135270, 3553306, 4180360, 5199960, 5329959, 6270540, 7106612, 8883265, 10659918, 12541080, 14213224, 17766530, 21319836, 26649795, 35533060, 42639672, 53299590, 71066120, 106599180, 213198360]

約数ペア:

[(1, 213198360), (2, 106599180), (3, 71066120), (4, 53299590), (5, 42639672), (6, 35533060), (8, 26649795), (10, 21319836), (12, 17766530), (15, 14213224), (17, 12541080), (20, 10659918), (24, 8883265), (30, 7106612), (34, 6270540), (40, 5329959), (41, 5199960), (51, 4180360), (60, 3553306), (68, 3135270), (82, 2599980), (85, 2508216), (102, 2090180), (120, 1776653), (123, 1733320), (136, 1567635), (164, 1299990), (170, 1254108), (204, 1045090), (205, 1039992), (246, 866660), (255, 836072), (328, 649995), (340, 627054), (408, 522545), (410, 519996), (492, 433330), (510, 418036), (615, 346664), (680, 313527), (697, 305880), (820, 259998), (984, 216665), (1020, 209018), (1230, 173332), (1394, 152940), (1640, 129999), (2040, 104509), (2091, 101960), (2460, 86666), (2549, 83640), (2788, 76470), (3485, 61176), (4182, 50980), (4920, 43333), (5098, 41820), (5576, 38235), (6970, 30588), (7647, 27880), (8364, 25490), (10196, 20910), (10455, 20392), (12745, 16728), (13940, 15294)]