388225260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{439}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 1254052800

約数和(自身を除く): 865827540

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, 289, 306, 340, 439, 510, 578, 612, 765, 867, 878, 1020, 1156, 1317, 1445, 1530, 1734, 1756, 2195, 2601, 2634, 2890, 3060, 3468, 3951, 4335, 4390, 4913, 5202, 5268, 5780, 6585, 7463, 7902, 8670, 8780, 9826, 10404, 13005, 13170, 14739, 14926, 15804, 17340, 19652, 19755, 22389, 24565, 26010, 26340, 29478, 29852, 37315, 39510, 44217, 44778, 49130, 52020, 58956, 67167, 73695, 74630, 79020, 88434, 89556, 98260, 111945, 126871, 134334, 147390, 149260, 176868, 221085, 223890, 253742, 268668, 294780, 335835, 380613, 442170, 447780, 507484, 634355, 671670, 761226, 884340, 1141839, 1268710, 1343340, 1522452, 1903065, 2156807, 2283678, 2537420, 3806130, 4313614, 4567356, 5709195, 6470421, 7612260, 8627228, 10784035, 11418390, 12940842, 19411263, 21568070, 22836780, 25881684, 32352105, 38822526, 43136140, 64704210, 77645052, 97056315, 129408420, 194112630, 388225260]

約数ペア:

[(1, 388225260), (2, 194112630), (3, 129408420), (4, 97056315), (5, 77645052), (6, 64704210), (9, 43136140), (10, 38822526), (12, 32352105), (15, 25881684), (17, 22836780), (18, 21568070), (20, 19411263), (30, 12940842), (34, 11418390), (36, 10784035), (45, 8627228), (51, 7612260), (60, 6470421), (68, 5709195), (85, 4567356), (90, 4313614), (102, 3806130), (153, 2537420), (170, 2283678), (180, 2156807), (204, 1903065), (255, 1522452), (289, 1343340), (306, 1268710), (340, 1141839), (439, 884340), (510, 761226), (578, 671670), (612, 634355), (765, 507484), (867, 447780), (878, 442170), (1020, 380613), (1156, 335835), (1317, 294780), (1445, 268668), (1530, 253742), (1734, 223890), (1756, 221085), (2195, 176868), (2601, 149260), (2634, 147390), (2890, 134334), (3060, 126871), (3468, 111945), (3951, 98260), (4335, 89556), (4390, 88434), (4913, 79020), (5202, 74630), (5268, 73695), (5780, 67167), (6585, 58956), (7463, 52020), (7902, 49130), (8670, 44778), (8780, 44217), (9826, 39510), (10404, 37315), (13005, 29852), (13170, 29478), (14739, 26340), (14926, 26010), (15804, 24565), (17340, 22389), (19652, 19755)]