15319890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 144

約数和(自身を含む): 45976320

約数和(自身を除く): 30656430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 31, 34, 38, 45, 51, 57, 62, 85, 90, 93, 95, 102, 114, 153, 155, 170, 171, 186, 190, 255, 279, 285, 289, 306, 310, 323, 342, 465, 510, 527, 558, 570, 578, 589, 646, 765, 855, 867, 930, 969, 1054, 1178, 1395, 1445, 1530, 1581, 1615, 1710, 1734, 1767, 1938, 2601, 2635, 2790, 2890, 2907, 2945, 3162, 3230, 3534, 4335, 4743, 4845, 5202, 5270, 5301, 5491, 5814, 5890, 7905, 8670, 8835, 8959, 9486, 9690, 10013, 10602, 10982, 13005, 14535, 15810, 16473, 17670, 17918, 20026, 23715, 26010, 26505, 26877, 27455, 29070, 30039, 32946, 44795, 47430, 49419, 50065, 53010, 53754, 54910, 60078, 80631, 82365, 89590, 90117, 98838, 100130, 134385, 150195, 161262, 164730, 170221, 180234, 247095, 268770, 300390, 340442, 403155, 450585, 494190, 510663, 806310, 851105, 901170, 1021326, 1531989, 1702210, 2553315, 3063978, 5106630, 7659945, 15319890]

約数ペア:

[(1, 15319890), (2, 7659945), (3, 5106630), (5, 3063978), (6, 2553315), (9, 1702210), (10, 1531989), (15, 1021326), (17, 901170), (18, 851105), (19, 806310), (30, 510663), (31, 494190), (34, 450585), (38, 403155), (45, 340442), (51, 300390), (57, 268770), (62, 247095), (85, 180234), (90, 170221), (93, 164730), (95, 161262), (102, 150195), (114, 134385), (153, 100130), (155, 98838), (170, 90117), (171, 89590), (186, 82365), (190, 80631), (255, 60078), (279, 54910), (285, 53754), (289, 53010), (306, 50065), (310, 49419), (323, 47430), (342, 44795), (465, 32946), (510, 30039), (527, 29070), (558, 27455), (570, 26877), (578, 26505), (589, 26010), (646, 23715), (765, 20026), (855, 17918), (867, 17670), (930, 16473), (969, 15810), (1054, 14535), (1178, 13005), (1395, 10982), (1445, 10602), (1530, 10013), (1581, 9690), (1615, 9486), (1710, 8959), (1734, 8835), (1767, 8670), (1938, 7905), (2601, 5890), (2635, 5814), (2790, 5491), (2890, 5301), (2907, 5270), (2945, 5202), (3162, 4845), (3230, 4743), (3534, 4335)]