728461140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{5281}}^1$

素因数の和:5334

約数の個数: 144

約数和(自身を含む): 2360420160

約数和(自身を除く): 1631959020

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 220, 228, 242, 285, 330, 363, 380, 418, 484, 570, 605, 627, 660, 726, 836, 1045, 1140, 1210, 1254, 1452, 1815, 2090, 2299, 2420, 2508, 3135, 3630, 4180, 4598, 5281, 6270, 6897, 7260, 9196, 10562, 11495, 12540, 13794, 15843, 21124, 22990, 26405, 27588, 31686, 34485, 45980, 52810, 58091, 63372, 68970, 79215, 100339, 105620, 116182, 137940, 158430, 174273, 200678, 232364, 290455, 301017, 316860, 348546, 401356, 501695, 580910, 602034, 639001, 697092, 871365, 1003390, 1103729, 1161820, 1204068, 1278002, 1505085, 1742730, 1917003, 2006780, 2207458, 2556004, 3010170, 3195005, 3311187, 3485460, 3834006, 4414916, 5518645, 6020340, 6390010, 6622374, 7668012, 9585015, 11037290, 12141019, 12780020, 13244748, 16555935, 19170030, 22074580, 24282038, 33111870, 36423057, 38340060, 48564076, 60705095, 66223740, 72846114, 121410190, 145692228, 182115285, 242820380, 364230570, 728461140]

約数ペア:

[(1, 728461140), (2, 364230570), (3, 242820380), (4, 182115285), (5, 145692228), (6, 121410190), (10, 72846114), (11, 66223740), (12, 60705095), (15, 48564076), (19, 38340060), (20, 36423057), (22, 33111870), (30, 24282038), (33, 22074580), (38, 19170030), (44, 16555935), (55, 13244748), (57, 12780020), (60, 12141019), (66, 11037290), (76, 9585015), (95, 7668012), (110, 6622374), (114, 6390010), (121, 6020340), (132, 5518645), (165, 4414916), (190, 3834006), (209, 3485460), (220, 3311187), (228, 3195005), (242, 3010170), (285, 2556004), (330, 2207458), (363, 2006780), (380, 1917003), (418, 1742730), (484, 1505085), (570, 1278002), (605, 1204068), (627, 1161820), (660, 1103729), (726, 1003390), (836, 871365), (1045, 697092), (1140, 639001), (1210, 602034), (1254, 580910), (1452, 501695), (1815, 401356), (2090, 348546), (2299, 316860), (2420, 301017), (2508, 290455), (3135, 232364), (3630, 200678), (4180, 174273), (4598, 158430), (5281, 137940), (6270, 116182), (6897, 105620), (7260, 100339), (9196, 79215), (10562, 68970), (11495, 63372), (12540, 58091), (13794, 52810), (15843, 45980), (21124, 34485), (22990, 31686), (26405, 27588)]