20163947220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2741}}^1$

素因数の和:3020

約数の個数: 240

約数和(自身を含む): 66887251200

約数和(自身を除く): 46723303980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 239, 270, 285, 324, 342, 380, 405, 478, 513, 540, 570, 684, 717, 810, 855, 956, 1026, 1140, 1195, 1434, 1539, 1620, 1710, 2052, 2151, 2390, 2565, 2741, 2868, 3078, 3420, 3585, 4302, 4541, 4780, 5130, 5482, 6156, 6453, 7170, 7695, 8223, 8604, 9082, 10260, 10755, 10964, 12906, 13623, 13705, 14340, 15390, 16446, 18164, 19359, 21510, 22705, 24669, 25812, 27246, 27410, 30780, 32265, 32892, 38718, 40869, 41115, 43020, 45410, 49338, 52079, 54492, 54820, 64530, 68115, 74007, 77436, 81738, 82230, 90820, 96795, 98676, 104158, 122607, 123345, 129060, 136230, 148014, 156237, 163476, 164460, 193590, 204345, 208316, 222021, 245214, 246690, 260395, 272460, 296028, 312474, 367821, 370035, 387180, 408690, 444042, 468711, 490428, 493380, 520790, 613035, 624948, 655099, 735642, 740070, 781185, 817380, 888084, 937422, 1041580, 1110105, 1226070, 1310198, 1406133, 1471284, 1480140, 1562370, 1839105, 1874844, 1965297, 2220210, 2343555, 2452140, 2620396, 2812266, 3124740, 3275495, 3678210, 3930594, 4218399, 4440420, 4687110, 5624532, 5895891, 6550990, 7030665, 7356420, 7861188, 8436798, 9374220, 9826485, 11791782, 12446881, 13101980, 14061330, 16873596, 17687673, 19652970, 21091995, 23583564, 24893762, 28122660, 29479455, 35375346, 37340643, 39305940, 42183990, 49787524, 53063019, 58958910, 62234405, 70750692, 74681286, 84367980, 88438365, 106126038, 112021929, 117917820, 124468810, 149362572, 176876730, 186703215, 212252076, 224043858, 248937620, 265315095, 336065787, 353753460, 373406430, 448087716, 530630190, 560109645, 672131574, 746812860, 1008197361, 1061260380, 1120219290, 1344263148, 1680328935, 2016394722, 2240438580, 3360657870, 4032789444, 5040986805, 6721315740, 10081973610, 20163947220]

約数ペア:

[(1, 20163947220), (2, 10081973610), (3, 6721315740), (4, 5040986805), (5, 4032789444), (6, 3360657870), (9, 2240438580), (10, 2016394722), (12, 1680328935), (15, 1344263148), (18, 1120219290), (19, 1061260380), (20, 1008197361), (27, 746812860), (30, 672131574), (36, 560109645), (38, 530630190), (45, 448087716), (54, 373406430), (57, 353753460), (60, 336065787), (76, 265315095), (81, 248937620), (90, 224043858), (95, 212252076), (108, 186703215), (114, 176876730), (135, 149362572), (162, 124468810), (171, 117917820), (180, 112021929), (190, 106126038), (228, 88438365), (239, 84367980), (270, 74681286), (285, 70750692), (324, 62234405), (342, 58958910), (380, 53063019), (405, 49787524), (478, 42183990), (513, 39305940), (540, 37340643), (570, 35375346), (684, 29479455), (717, 28122660), (810, 24893762), (855, 23583564), (956, 21091995), (1026, 19652970), (1140, 17687673), (1195, 16873596), (1434, 14061330), (1539, 13101980), (1620, 12446881), (1710, 11791782), (2052, 9826485), (2151, 9374220), (2390, 8436798), (2565, 7861188), (2741, 7356420), (2868, 7030665), (3078, 6550990), (3420, 5895891), (3585, 5624532), (4302, 4687110), (4541, 4440420), (4780, 4218399), (5130, 3930594), (5482, 3678210), (6156, 3275495), (6453, 3124740), (7170, 2812266), (7695, 2620396), (8223, 2452140), (8604, 2343555), (9082, 2220210), (10260, 1965297), (10755, 1874844), (10964, 1839105), (12906, 1562370), (13623, 1480140), (13705, 1471284), (14340, 1406133), (15390, 1310198), (16446, 1226070), (18164, 1110105), (19359, 1041580), (21510, 937422), (22705, 888084), (24669, 817380), (25812, 781185), (27246, 740070), (27410, 735642), (30780, 655099), (32265, 624948), (32892, 613035), (38718, 520790), (40869, 493380), (41115, 490428), (43020, 468711), (45410, 444042), (49338, 408690), (52079, 387180), (54492, 370035), (54820, 367821), (64530, 312474), (68115, 296028), (74007, 272460), (77436, 260395), (81738, 246690), (82230, 245214), (90820, 222021), (96795, 208316), (98676, 204345), (104158, 193590), (122607, 164460), (123345, 163476), (129060, 156237), (136230, 148014)]