242971920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:790

約数の個数: 160

約数和(自身を含む): 842624640

約数和(自身を除く): 599652720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 197, 216, 240, 270, 360, 394, 432, 540, 571, 591, 720, 788, 985, 1080, 1142, 1182, 1576, 1713, 1773, 1970, 2160, 2284, 2364, 2855, 2955, 3152, 3426, 3546, 3940, 4568, 4728, 5139, 5319, 5710, 5910, 6852, 7092, 7880, 8565, 8865, 9136, 9456, 10278, 10638, 11420, 11820, 13704, 14184, 15417, 15760, 17130, 17730, 20556, 21276, 22840, 23640, 25695, 26595, 27408, 28368, 30834, 34260, 35460, 41112, 42552, 45680, 47280, 51390, 53190, 61668, 68520, 70920, 77085, 82224, 85104, 102780, 106380, 112487, 123336, 137040, 141840, 154170, 205560, 212760, 224974, 246672, 308340, 337461, 411120, 425520, 449948, 562435, 616680, 674922, 899896, 1012383, 1124870, 1233360, 1349844, 1687305, 1799792, 2024766, 2249740, 2699688, 3037149, 3374610, 4049532, 4499480, 5061915, 5399376, 6074298, 6749220, 8099064, 8998960, 10123830, 12148596, 13498440, 15185745, 16198128, 20247660, 24297192, 26996880, 30371490, 40495320, 48594384, 60742980, 80990640, 121485960, 242971920]

約数ペア:

[(1, 242971920), (2, 121485960), (3, 80990640), (4, 60742980), (5, 48594384), (6, 40495320), (8, 30371490), (9, 26996880), (10, 24297192), (12, 20247660), (15, 16198128), (16, 15185745), (18, 13498440), (20, 12148596), (24, 10123830), (27, 8998960), (30, 8099064), (36, 6749220), (40, 6074298), (45, 5399376), (48, 5061915), (54, 4499480), (60, 4049532), (72, 3374610), (80, 3037149), (90, 2699688), (108, 2249740), (120, 2024766), (135, 1799792), (144, 1687305), (180, 1349844), (197, 1233360), (216, 1124870), (240, 1012383), (270, 899896), (360, 674922), (394, 616680), (432, 562435), (540, 449948), (571, 425520), (591, 411120), (720, 337461), (788, 308340), (985, 246672), (1080, 224974), (1142, 212760), (1182, 205560), (1576, 154170), (1713, 141840), (1773, 137040), (1970, 123336), (2160, 112487), (2284, 106380), (2364, 102780), (2855, 85104), (2955, 82224), (3152, 77085), (3426, 70920), (3546, 68520), (3940, 61668), (4568, 53190), (4728, 51390), (5139, 47280), (5319, 45680), (5710, 42552), (5910, 41112), (6852, 35460), (7092, 34260), (7880, 30834), (8565, 28368), (8865, 27408), (9136, 26595), (9456, 25695), (10278, 23640), (10638, 22840), (11420, 21276), (11820, 20556), (13704, 17730), (14184, 17130), (15417, 15760)]