39983490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 116951040

約数和(自身を除く): 76967550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 31, 34, 45, 51, 54, 62, 85, 90, 93, 102, 135, 153, 155, 170, 186, 255, 270, 279, 281, 306, 310, 459, 465, 510, 527, 558, 562, 765, 837, 843, 918, 930, 1054, 1395, 1405, 1530, 1581, 1674, 1686, 2295, 2529, 2635, 2790, 2810, 3162, 4185, 4215, 4590, 4743, 4777, 5058, 5270, 7587, 7905, 8370, 8430, 8711, 9486, 9554, 12645, 14229, 14331, 15174, 15810, 17422, 23715, 23885, 25290, 26133, 28458, 28662, 37935, 42993, 43555, 47430, 47770, 52266, 71145, 71655, 75870, 78399, 85986, 87110, 128979, 130665, 142290, 143310, 148087, 156798, 214965, 235197, 257958, 261330, 296174, 391995, 429930, 444261, 470394, 644895, 740435, 783990, 888522, 1175985, 1289790, 1332783, 1480870, 2221305, 2351970, 2665566, 3998349, 4442610, 6663915, 7996698, 13327830, 19991745, 39983490]

約数ペア:

[(1, 39983490), (2, 19991745), (3, 13327830), (5, 7996698), (6, 6663915), (9, 4442610), (10, 3998349), (15, 2665566), (17, 2351970), (18, 2221305), (27, 1480870), (30, 1332783), (31, 1289790), (34, 1175985), (45, 888522), (51, 783990), (54, 740435), (62, 644895), (85, 470394), (90, 444261), (93, 429930), (102, 391995), (135, 296174), (153, 261330), (155, 257958), (170, 235197), (186, 214965), (255, 156798), (270, 148087), (279, 143310), (281, 142290), (306, 130665), (310, 128979), (459, 87110), (465, 85986), (510, 78399), (527, 75870), (558, 71655), (562, 71145), (765, 52266), (837, 47770), (843, 47430), (918, 43555), (930, 42993), (1054, 37935), (1395, 28662), (1405, 28458), (1530, 26133), (1581, 25290), (1674, 23885), (1686, 23715), (2295, 17422), (2529, 15810), (2635, 15174), (2790, 14331), (2810, 14229), (3162, 12645), (4185, 9554), (4215, 9486), (4590, 8711), (4743, 8430), (4777, 8370), (5058, 7905), (5270, 7587)]