71260921980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1129}}^1\times {\mathrm{20627}}^1$

素因数の和:21788

約数の個数: 144

約数和(自身を含む): 229087141920

約数和(自身を除く): 157826219940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1129, 1530, 2258, 3060, 3387, 4516, 5645, 6774, 10161, 11290, 13548, 16935, 19193, 20322, 20627, 22580, 33870, 38386, 40644, 41254, 50805, 57579, 61881, 67740, 76772, 82508, 95965, 101610, 103135, 115158, 123762, 172737, 185643, 191930, 203220, 206270, 230316, 247524, 287895, 309405, 345474, 350659, 371286, 383860, 412540, 575790, 618810, 690948, 701318, 742572, 863685, 928215, 1051977, 1151580, 1237620, 1402636, 1727370, 1753295, 1856430, 2103954, 3155931, 3454740, 3506590, 3712860, 4207908, 5259885, 6311862, 7013180, 10519770, 12623724, 15779655, 21039540, 23287883, 31559310, 46575766, 63118620, 69863649, 93151532, 116439415, 139727298, 209590947, 232878830, 279454596, 349318245, 395894011, 419181894, 465757660, 698636490, 791788022, 838363788, 1047954735, 1187682033, 1397272980, 1583576044, 1979470055, 2095909470, 2375364066, 3563046099, 3958940110, 4191818940, 4750728132, 5938410165, 7126092198, 7917880220, 11876820330, 14252184396, 17815230495, 23753640660, 35630460990, 71260921980]

約数ペア:

[(1, 71260921980), (2, 35630460990), (3, 23753640660), (4, 17815230495), (5, 14252184396), (6, 11876820330), (9, 7917880220), (10, 7126092198), (12, 5938410165), (15, 4750728132), (17, 4191818940), (18, 3958940110), (20, 3563046099), (30, 2375364066), (34, 2095909470), (36, 1979470055), (45, 1583576044), (51, 1397272980), (60, 1187682033), (68, 1047954735), (85, 838363788), (90, 791788022), (102, 698636490), (153, 465757660), (170, 419181894), (180, 395894011), (204, 349318245), (255, 279454596), (306, 232878830), (340, 209590947), (510, 139727298), (612, 116439415), (765, 93151532), (1020, 69863649), (1129, 63118620), (1530, 46575766), (2258, 31559310), (3060, 23287883), (3387, 21039540), (4516, 15779655), (5645, 12623724), (6774, 10519770), (10161, 7013180), (11290, 6311862), (13548, 5259885), (16935, 4207908), (19193, 3712860), (20322, 3506590), (20627, 3454740), (22580, 3155931), (33870, 2103954), (38386, 1856430), (40644, 1753295), (41254, 1727370), (50805, 1402636), (57579, 1237620), (61881, 1151580), (67740, 1051977), (76772, 928215), (82508, 863685), (95965, 742572), (101610, 701318), (103135, 690948), (115158, 618810), (123762, 575790), (172737, 412540), (185643, 383860), (191930, 371286), (203220, 350659), (206270, 345474), (230316, 309405), (247524, 287895)]