406716660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:860

約数の個数: 288

約数和(自身を含む): 1551312000

約数和(自身を除く): 1144595340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 171, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 285, 294, 315, 342, 378, 380, 399, 420, 441, 490, 513, 532, 540, 570, 588, 630, 665, 684, 735, 756, 798, 809, 855, 882, 931, 945, 980, 1026, 1140, 1197, 1260, 1323, 1330, 1470, 1596, 1618, 1710, 1764, 1862, 1890, 1995, 2052, 2205, 2394, 2427, 2565, 2646, 2660, 2793, 2940, 3236, 3420, 3591, 3724, 3780, 3990, 4045, 4410, 4655, 4788, 4854, 5130, 5292, 5586, 5663, 5985, 6615, 7182, 7281, 7980, 8090, 8379, 8820, 9310, 9708, 10260, 11172, 11326, 11970, 12135, 13230, 13965, 14364, 14562, 15371, 16180, 16758, 16989, 17955, 18620, 21843, 22652, 23940, 24270, 25137, 26460, 27930, 28315, 29124, 30742, 33516, 33978, 35910, 36405, 39641, 41895, 43686, 46113, 48540, 50274, 50967, 55860, 56630, 61484, 67956, 71820, 72810, 76855, 79282, 83790, 84945, 87372, 92226, 100548, 101934, 107597, 109215, 113260, 118923, 125685, 138339, 145620, 152901, 153710, 158564, 167580, 169890, 184452, 198205, 203868, 215194, 218430, 230565, 237846, 251370, 254835, 276678, 305802, 307420, 322791, 339780, 356769, 396410, 415017, 430388, 436860, 461130, 475692, 502740, 509670, 537985, 553356, 594615, 611604, 645582, 691695, 713538, 753179, 764505, 792820, 830034, 922260, 968373, 1019340, 1070307, 1075970, 1189230, 1291164, 1383390, 1427076, 1506358, 1529010, 1613955, 1660068, 1783845, 1936746, 2075085, 2140614, 2151940, 2259537, 2378460, 2766780, 2905119, 3012716, 3058020, 3227910, 3567690, 3765895, 3873492, 4150170, 4281228, 4519074, 4841865, 5351535, 5810238, 6455820, 6778611, 7135380, 7531790, 8300340, 9038148, 9683730, 10703070, 11297685, 11620476, 13557222, 14525595, 15063580, 19367460, 20335833, 21406140, 22595370, 27114444, 29051190, 33893055, 40671666, 45190740, 58102380, 67786110, 81343332, 101679165, 135572220, 203358330, 406716660]

約数ペア:

[(1, 406716660), (2, 203358330), (3, 135572220), (4, 101679165), (5, 81343332), (6, 67786110), (7, 58102380), (9, 45190740), (10, 40671666), (12, 33893055), (14, 29051190), (15, 27114444), (18, 22595370), (19, 21406140), (20, 20335833), (21, 19367460), (27, 15063580), (28, 14525595), (30, 13557222), (35, 11620476), (36, 11297685), (38, 10703070), (42, 9683730), (45, 9038148), (49, 8300340), (54, 7531790), (57, 7135380), (60, 6778611), (63, 6455820), (70, 5810238), (76, 5351535), (84, 4841865), (90, 4519074), (95, 4281228), (98, 4150170), (105, 3873492), (108, 3765895), (114, 3567690), (126, 3227910), (133, 3058020), (135, 3012716), (140, 2905119), (147, 2766780), (171, 2378460), (180, 2259537), (189, 2151940), (190, 2140614), (196, 2075085), (210, 1936746), (228, 1783845), (245, 1660068), (252, 1613955), (266, 1529010), (270, 1506358), (285, 1427076), (294, 1383390), (315, 1291164), (342, 1189230), (378, 1075970), (380, 1070307), (399, 1019340), (420, 968373), (441, 922260), (490, 830034), (513, 792820), (532, 764505), (540, 753179), (570, 713538), (588, 691695), (630, 645582), (665, 611604), (684, 594615), (735, 553356), (756, 537985), (798, 509670), (809, 502740), (855, 475692), (882, 461130), (931, 436860), (945, 430388), (980, 415017), (1026, 396410), (1140, 356769), (1197, 339780), (1260, 322791), (1323, 307420), (1330, 305802), (1470, 276678), (1596, 254835), (1618, 251370), (1710, 237846), (1764, 230565), (1862, 218430), (1890, 215194), (1995, 203868), (2052, 198205), (2205, 184452), (2394, 169890), (2427, 167580), (2565, 158564), (2646, 153710), (2660, 152901), (2793, 145620), (2940, 138339), (3236, 125685), (3420, 118923), (3591, 113260), (3724, 109215), (3780, 107597), (3990, 101934), (4045, 100548), (4410, 92226), (4655, 87372), (4788, 84945), (4854, 83790), (5130, 79282), (5292, 76855), (5586, 72810), (5663, 71820), (5985, 67956), (6615, 61484), (7182, 56630), (7281, 55860), (7980, 50967), (8090, 50274), (8379, 48540), (8820, 46113), (9310, 43686), (9708, 41895), (10260, 39641), (11172, 36405), (11326, 35910), (11970, 33978), (12135, 33516), (13230, 30742), (13965, 29124), (14364, 28315), (14562, 27930), (15371, 26460), (16180, 25137), (16758, 24270), (16989, 23940), (17955, 22652), (18620, 21843)]