123653460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 407018304

約数和(自身を除く): 283364844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 137, 140, 147, 196, 210, 245, 274, 294, 307, 411, 420, 490, 548, 588, 614, 685, 735, 822, 921, 959, 980, 1228, 1370, 1470, 1535, 1644, 1842, 1918, 2055, 2149, 2740, 2877, 2940, 3070, 3684, 3836, 4110, 4298, 4605, 4795, 5754, 6140, 6447, 6713, 8220, 8596, 9210, 9590, 10745, 11508, 12894, 13426, 14385, 15043, 18420, 19180, 20139, 21490, 25788, 26852, 28770, 30086, 32235, 33565, 40278, 42059, 42980, 45129, 57540, 60172, 64470, 67130, 75215, 80556, 84118, 90258, 100695, 126177, 128940, 134260, 150430, 168236, 180516, 201390, 210295, 225645, 252354, 294413, 300860, 402780, 420590, 451290, 504708, 588826, 630885, 841180, 883239, 902580, 1177652, 1261770, 1472065, 1766478, 2060891, 2523540, 2944130, 3532956, 4121782, 4416195, 5888260, 6182673, 8243564, 8832390, 10304455, 12365346, 17664780, 20608910, 24730692, 30913365, 41217820, 61826730, 123653460]

約数ペア:

[(1, 123653460), (2, 61826730), (3, 41217820), (4, 30913365), (5, 24730692), (6, 20608910), (7, 17664780), (10, 12365346), (12, 10304455), (14, 8832390), (15, 8243564), (20, 6182673), (21, 5888260), (28, 4416195), (30, 4121782), (35, 3532956), (42, 2944130), (49, 2523540), (60, 2060891), (70, 1766478), (84, 1472065), (98, 1261770), (105, 1177652), (137, 902580), (140, 883239), (147, 841180), (196, 630885), (210, 588826), (245, 504708), (274, 451290), (294, 420590), (307, 402780), (411, 300860), (420, 294413), (490, 252354), (548, 225645), (588, 210295), (614, 201390), (685, 180516), (735, 168236), (822, 150430), (921, 134260), (959, 128940), (980, 126177), (1228, 100695), (1370, 90258), (1470, 84118), (1535, 80556), (1644, 75215), (1842, 67130), (1918, 64470), (2055, 60172), (2149, 57540), (2740, 45129), (2877, 42980), (2940, 42059), (3070, 40278), (3684, 33565), (3836, 32235), (4110, 30086), (4298, 28770), (4605, 26852), (4795, 25788), (5754, 21490), (6140, 20139), (6447, 19180), (6713, 18420), (8220, 15043), (8596, 14385), (9210, 13426), (9590, 12894), (10745, 11508)]