319696020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{521}}^1$

素因数の和:1030

約数の個数: 144

約数和(自身を含む): 1112686848

約数和(自身を除く): 792990828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 487, 521, 630, 974, 1042, 1260, 1461, 1563, 1948, 2084, 2435, 2605, 2922, 3126, 3409, 3647, 4383, 4689, 4870, 5210, 5844, 6252, 6818, 7294, 7305, 7815, 8766, 9378, 9740, 10227, 10420, 10941, 13636, 14588, 14610, 15630, 17045, 17532, 18235, 18756, 20454, 21882, 21915, 23445, 29220, 30681, 31260, 32823, 34090, 36470, 40908, 43764, 43830, 46890, 51135, 54705, 61362, 65646, 68180, 72940, 87660, 93780, 102270, 109410, 122724, 131292, 153405, 164115, 204540, 218820, 253727, 306810, 328230, 507454, 613620, 656460, 761181, 1014908, 1268635, 1522362, 1776089, 2283543, 2537270, 3044724, 3552178, 3805905, 4567086, 5074540, 5328267, 7104356, 7611810, 8880445, 9134172, 10656534, 11417715, 15223620, 15984801, 17760890, 21313068, 22835430, 26641335, 31969602, 35521780, 45670860, 53282670, 63939204, 79924005, 106565340, 159848010, 319696020]

約数ペア:

[(1, 319696020), (2, 159848010), (3, 106565340), (4, 79924005), (5, 63939204), (6, 53282670), (7, 45670860), (9, 35521780), (10, 31969602), (12, 26641335), (14, 22835430), (15, 21313068), (18, 17760890), (20, 15984801), (21, 15223620), (28, 11417715), (30, 10656534), (35, 9134172), (36, 8880445), (42, 7611810), (45, 7104356), (60, 5328267), (63, 5074540), (70, 4567086), (84, 3805905), (90, 3552178), (105, 3044724), (126, 2537270), (140, 2283543), (180, 1776089), (210, 1522362), (252, 1268635), (315, 1014908), (420, 761181), (487, 656460), (521, 613620), (630, 507454), (974, 328230), (1042, 306810), (1260, 253727), (1461, 218820), (1563, 204540), (1948, 164115), (2084, 153405), (2435, 131292), (2605, 122724), (2922, 109410), (3126, 102270), (3409, 93780), (3647, 87660), (4383, 72940), (4689, 68180), (4870, 65646), (5210, 61362), (5844, 54705), (6252, 51135), (6818, 46890), (7294, 43830), (7305, 43764), (7815, 40908), (8766, 36470), (9378, 34090), (9740, 32823), (10227, 31260), (10420, 30681), (10941, 29220), (13636, 23445), (14588, 21915), (14610, 21882), (15630, 20454), (17045, 18756), (17532, 18235)]