157665990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 128

約数和(自身を含む): 431101440

約数和(自身を除く): 273435450

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 53, 57, 85, 95, 102, 106, 114, 159, 170, 190, 255, 265, 285, 307, 318, 323, 510, 530, 570, 614, 646, 795, 901, 921, 969, 1007, 1535, 1590, 1615, 1802, 1842, 1938, 2014, 2703, 3021, 3070, 3230, 4505, 4605, 4845, 5035, 5219, 5406, 5833, 6042, 9010, 9210, 9690, 10070, 10438, 11666, 13515, 15105, 15657, 16271, 17119, 17499, 26095, 27030, 29165, 30210, 31314, 32542, 34238, 34998, 48813, 51357, 52190, 58330, 78285, 81355, 85595, 87495, 97626, 99161, 102714, 156570, 162710, 171190, 174990, 198322, 244065, 256785, 276607, 297483, 309149, 488130, 495805, 513570, 553214, 594966, 618298, 829821, 927447, 991610, 1383035, 1487415, 1545745, 1659642, 1854894, 2766070, 2974830, 3091490, 4149105, 4637235, 5255533, 8298210, 9274470, 10511066, 15766599, 26277665, 31533198, 52555330, 78832995, 157665990]

約数ペア:

[(1, 157665990), (2, 78832995), (3, 52555330), (5, 31533198), (6, 26277665), (10, 15766599), (15, 10511066), (17, 9274470), (19, 8298210), (30, 5255533), (34, 4637235), (38, 4149105), (51, 3091490), (53, 2974830), (57, 2766070), (85, 1854894), (95, 1659642), (102, 1545745), (106, 1487415), (114, 1383035), (159, 991610), (170, 927447), (190, 829821), (255, 618298), (265, 594966), (285, 553214), (307, 513570), (318, 495805), (323, 488130), (510, 309149), (530, 297483), (570, 276607), (614, 256785), (646, 244065), (795, 198322), (901, 174990), (921, 171190), (969, 162710), (1007, 156570), (1535, 102714), (1590, 99161), (1615, 97626), (1802, 87495), (1842, 85595), (1938, 81355), (2014, 78285), (2703, 58330), (3021, 52190), (3070, 51357), (3230, 48813), (4505, 34998), (4605, 34238), (4845, 32542), (5035, 31314), (5219, 30210), (5406, 29165), (5833, 27030), (6042, 26095), (9010, 17499), (9210, 17119), (9690, 16271), (10070, 15657), (10438, 15105), (11666, 13515)]