31303920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 160

約数和(自身を含む): 104136192

約数和(自身を除く): 72832272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 53, 60, 69, 80, 92, 106, 107, 115, 120, 138, 159, 184, 212, 214, 230, 240, 265, 276, 318, 321, 345, 368, 424, 428, 460, 530, 535, 552, 636, 642, 690, 795, 848, 856, 920, 1060, 1070, 1104, 1219, 1272, 1284, 1380, 1590, 1605, 1712, 1840, 2120, 2140, 2438, 2461, 2544, 2568, 2760, 3180, 3210, 3657, 4240, 4280, 4876, 4922, 5136, 5520, 5671, 6095, 6360, 6420, 7314, 7383, 8560, 9752, 9844, 11342, 12190, 12305, 12720, 12840, 14628, 14766, 17013, 18285, 19504, 19688, 22684, 24380, 24610, 25680, 28355, 29256, 29532, 34026, 36570, 36915, 39376, 45368, 48760, 49220, 56710, 58512, 59064, 68052, 73140, 73830, 85065, 90736, 97520, 98440, 113420, 118128, 130433, 136104, 146280, 147660, 170130, 196880, 226840, 260866, 272208, 292560, 295320, 340260, 391299, 453680, 521732, 590640, 652165, 680520, 782598, 1043464, 1304330, 1361040, 1565196, 1956495, 2086928, 2608660, 3130392, 3912990, 5217320, 6260784, 7825980, 10434640, 15651960, 31303920]

約数ペア:

[(1, 31303920), (2, 15651960), (3, 10434640), (4, 7825980), (5, 6260784), (6, 5217320), (8, 3912990), (10, 3130392), (12, 2608660), (15, 2086928), (16, 1956495), (20, 1565196), (23, 1361040), (24, 1304330), (30, 1043464), (40, 782598), (46, 680520), (48, 652165), (53, 590640), (60, 521732), (69, 453680), (80, 391299), (92, 340260), (106, 295320), (107, 292560), (115, 272208), (120, 260866), (138, 226840), (159, 196880), (184, 170130), (212, 147660), (214, 146280), (230, 136104), (240, 130433), (265, 118128), (276, 113420), (318, 98440), (321, 97520), (345, 90736), (368, 85065), (424, 73830), (428, 73140), (460, 68052), (530, 59064), (535, 58512), (552, 56710), (636, 49220), (642, 48760), (690, 45368), (795, 39376), (848, 36915), (856, 36570), (920, 34026), (1060, 29532), (1070, 29256), (1104, 28355), (1219, 25680), (1272, 24610), (1284, 24380), (1380, 22684), (1590, 19688), (1605, 19504), (1712, 18285), (1840, 17013), (2120, 14766), (2140, 14628), (2438, 12840), (2461, 12720), (2544, 12305), (2568, 12190), (2760, 11342), (3180, 9844), (3210, 9752), (3657, 8560), (4240, 7383), (4280, 7314), (4876, 6420), (4922, 6360), (5136, 6095), (5520, 5671)]