421493100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:625

約数の個数: 216

約数和(自身を含む): 1448063568

約数和(自身を除く): 1026570468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 53, 60, 70, 75, 84, 98, 100, 105, 106, 140, 147, 150, 159, 175, 196, 210, 212, 245, 265, 294, 300, 318, 350, 371, 420, 490, 525, 530, 541, 588, 636, 700, 735, 742, 795, 980, 1050, 1060, 1082, 1113, 1225, 1325, 1470, 1484, 1590, 1623, 1855, 2100, 2164, 2226, 2450, 2597, 2650, 2705, 2940, 3180, 3246, 3675, 3710, 3787, 3975, 4452, 4900, 5194, 5300, 5410, 5565, 6492, 7350, 7420, 7574, 7791, 7950, 8115, 9275, 10388, 10820, 11130, 11361, 12985, 13525, 14700, 15148, 15582, 15900, 16230, 18550, 18935, 22260, 22722, 25970, 26509, 27050, 27825, 28673, 31164, 32460, 37100, 37870, 38955, 40575, 45444, 51940, 53018, 54100, 55650, 56805, 57346, 64925, 75740, 77910, 79527, 81150, 86019, 94675, 106036, 111300, 113610, 114692, 129850, 132545, 143365, 155820, 159054, 162300, 172038, 189350, 194775, 200711, 227220, 259700, 265090, 284025, 286730, 318108, 344076, 378700, 389550, 397635, 401422, 430095, 530180, 568050, 573460, 602133, 662725, 716825, 779100, 795270, 802844, 860190, 1003555, 1136100, 1204266, 1325450, 1404977, 1433650, 1590540, 1720380, 1988175, 2007110, 2150475, 2408532, 2650900, 2809954, 2867300, 3010665, 3976350, 4014220, 4214931, 4300950, 5017775, 5619908, 6021330, 7024885, 7952700, 8429862, 8601900, 10035550, 12042660, 14049770, 15053325, 16859724, 20071100, 21074655, 28099540, 30106650, 35124425, 42149310, 60213300, 70248850, 84298620, 105373275, 140497700, 210746550, 421493100]

約数ペア:

[(1, 421493100), (2, 210746550), (3, 140497700), (4, 105373275), (5, 84298620), (6, 70248850), (7, 60213300), (10, 42149310), (12, 35124425), (14, 30106650), (15, 28099540), (20, 21074655), (21, 20071100), (25, 16859724), (28, 15053325), (30, 14049770), (35, 12042660), (42, 10035550), (49, 8601900), (50, 8429862), (53, 7952700), (60, 7024885), (70, 6021330), (75, 5619908), (84, 5017775), (98, 4300950), (100, 4214931), (105, 4014220), (106, 3976350), (140, 3010665), (147, 2867300), (150, 2809954), (159, 2650900), (175, 2408532), (196, 2150475), (210, 2007110), (212, 1988175), (245, 1720380), (265, 1590540), (294, 1433650), (300, 1404977), (318, 1325450), (350, 1204266), (371, 1136100), (420, 1003555), (490, 860190), (525, 802844), (530, 795270), (541, 779100), (588, 716825), (636, 662725), (700, 602133), (735, 573460), (742, 568050), (795, 530180), (980, 430095), (1050, 401422), (1060, 397635), (1082, 389550), (1113, 378700), (1225, 344076), (1325, 318108), (1470, 286730), (1484, 284025), (1590, 265090), (1623, 259700), (1855, 227220), (2100, 200711), (2164, 194775), (2226, 189350), (2450, 172038), (2597, 162300), (2650, 159054), (2705, 155820), (2940, 143365), (3180, 132545), (3246, 129850), (3675, 114692), (3710, 113610), (3787, 111300), (3975, 106036), (4452, 94675), (4900, 86019), (5194, 81150), (5300, 79527), (5410, 77910), (5565, 75740), (6492, 64925), (7350, 57346), (7420, 56805), (7574, 55650), (7791, 54100), (7950, 53018), (8115, 51940), (9275, 45444), (10388, 40575), (10820, 38955), (11130, 37870), (11361, 37100), (12985, 32460), (13525, 31164), (14700, 28673), (15148, 27825), (15582, 27050), (15900, 26509), (16230, 25970), (18550, 22722), (18935, 22260)]