309804511940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1690519}}^1$

素因数の和:1690570

約数の個数: 144

約数和(自身を含む): 874174654080

約数和(自身を除く): 564370142140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 98, 110, 119, 140, 154, 170, 187, 196, 220, 238, 245, 308, 340, 374, 385, 476, 490, 539, 595, 748, 770, 833, 935, 980, 1078, 1190, 1309, 1540, 1666, 1870, 2156, 2380, 2618, 2695, 3332, 3740, 4165, 5236, 5390, 6545, 8330, 9163, 10780, 13090, 16660, 18326, 26180, 36652, 45815, 91630, 183260, 1690519, 3381038, 6762076, 8452595, 11833633, 16905190, 18595709, 23667266, 28738823, 33810380, 37191418, 47334532, 57477646, 59168165, 74382836, 82835431, 92978545, 114955292, 118336330, 130169963, 143694115, 165670862, 185957090, 201171761, 236672660, 260339926, 287388230, 316127053, 331341724, 371914180, 402343522, 414177155, 520679852, 574776460, 632254106, 650849815, 804687044, 828354310, 911189741, 1005858805, 1264508212, 1301699630, 1408202327, 1580635265, 1656708620, 1822379482, 2011717610, 2212889371, 2603399260, 2816404654, 3161270530, 3644758964, 4023435220, 4425778742, 4555948705, 5632809308, 6322541060, 7041011635, 8851557484, 9111897410, 11064446855, 14082023270, 15490225597, 18223794820, 22128893710, 28164046540, 30980451194, 44257787420, 61960902388, 77451127985, 154902255970, 309804511940]

約数ペア:

[(1, 309804511940), (2, 154902255970), (4, 77451127985), (5, 61960902388), (7, 44257787420), (10, 30980451194), (11, 28164046540), (14, 22128893710), (17, 18223794820), (20, 15490225597), (22, 14082023270), (28, 11064446855), (34, 9111897410), (35, 8851557484), (44, 7041011635), (49, 6322541060), (55, 5632809308), (68, 4555948705), (70, 4425778742), (77, 4023435220), (85, 3644758964), (98, 3161270530), (110, 2816404654), (119, 2603399260), (140, 2212889371), (154, 2011717610), (170, 1822379482), (187, 1656708620), (196, 1580635265), (220, 1408202327), (238, 1301699630), (245, 1264508212), (308, 1005858805), (340, 911189741), (374, 828354310), (385, 804687044), (476, 650849815), (490, 632254106), (539, 574776460), (595, 520679852), (748, 414177155), (770, 402343522), (833, 371914180), (935, 331341724), (980, 316127053), (1078, 287388230), (1190, 260339926), (1309, 236672660), (1540, 201171761), (1666, 185957090), (1870, 165670862), (2156, 143694115), (2380, 130169963), (2618, 118336330), (2695, 114955292), (3332, 92978545), (3740, 82835431), (4165, 74382836), (5236, 59168165), (5390, 57477646), (6545, 47334532), (8330, 37191418), (9163, 33810380), (10780, 28738823), (13090, 23667266), (16660, 18595709), (18326, 16905190), (26180, 11833633), (36652, 8452595), (45815, 6762076), (91630, 3381038), (183260, 1690519)]