211568040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30931}}^1$

素因数の和:30967

約数の個数: 96

約数和(自身を含む): 723808800

約数和(自身を除く): 512240760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 30931, 61862, 92793, 123724, 154655, 185586, 247448, 278379, 309310, 371172, 463965, 556758, 587689, 618620, 742344, 927930, 1113516, 1175378, 1237240, 1391895, 1763067, 1855860, 2227032, 2350756, 2783790, 2938445, 3526134, 3711720, 4701512, 5289201, 5567580, 5876890, 7052268, 8815335, 10578402, 11135160, 11753780, 14104536, 17630670, 21156804, 23507560, 26446005, 35261340, 42313608, 52892010, 70522680, 105784020, 211568040]

約数ペア:

[(1, 211568040), (2, 105784020), (3, 70522680), (4, 52892010), (5, 42313608), (6, 35261340), (8, 26446005), (9, 23507560), (10, 21156804), (12, 17630670), (15, 14104536), (18, 11753780), (19, 11135160), (20, 10578402), (24, 8815335), (30, 7052268), (36, 5876890), (38, 5567580), (40, 5289201), (45, 4701512), (57, 3711720), (60, 3526134), (72, 2938445), (76, 2783790), (90, 2350756), (95, 2227032), (114, 1855860), (120, 1763067), (152, 1391895), (171, 1237240), (180, 1175378), (190, 1113516), (228, 927930), (285, 742344), (342, 618620), (360, 587689), (380, 556758), (456, 463965), (570, 371172), (684, 309310), (760, 278379), (855, 247448), (1140, 185586), (1368, 154655), (1710, 123724), (2280, 92793), (3420, 61862), (6840, 30931)]