203431860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3550

約数の個数: 144

約数和(自身を含む): 687960000

約数和(自身を除く): 484528140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2907, 3060, 3230, 3420, 3499, 3876, 4845, 5814, 6460, 6998, 9690, 10497, 11628, 13996, 14535, 17495, 19380, 20994, 29070, 31491, 34990, 41988, 52485, 58140, 59483, 62982, 66481, 69980, 104970, 118966, 125964, 132962, 157455, 178449, 199443, 209940, 237932, 265924, 297415, 314910, 332405, 356898, 398886, 535347, 594830, 598329, 629820, 664810, 713796, 797772, 892245, 997215, 1070694, 1130177, 1189660, 1196658, 1329620, 1784490, 1994430, 2141388, 2260354, 2393316, 2676735, 2991645, 3390531, 3568980, 3988860, 4520708, 5353470, 5650885, 5983290, 6781062, 10171593, 10706940, 11301770, 11966580, 13562124, 16952655, 20343186, 22603540, 33905310, 40686372, 50857965, 67810620, 101715930, 203431860]

約数ペア:

[(1, 203431860), (2, 101715930), (3, 67810620), (4, 50857965), (5, 40686372), (6, 33905310), (9, 22603540), (10, 20343186), (12, 16952655), (15, 13562124), (17, 11966580), (18, 11301770), (19, 10706940), (20, 10171593), (30, 6781062), (34, 5983290), (36, 5650885), (38, 5353470), (45, 4520708), (51, 3988860), (57, 3568980), (60, 3390531), (68, 2991645), (76, 2676735), (85, 2393316), (90, 2260354), (95, 2141388), (102, 1994430), (114, 1784490), (153, 1329620), (170, 1196658), (171, 1189660), (180, 1130177), (190, 1070694), (204, 997215), (228, 892245), (255, 797772), (285, 713796), (306, 664810), (323, 629820), (340, 598329), (342, 594830), (380, 535347), (510, 398886), (570, 356898), (612, 332405), (646, 314910), (684, 297415), (765, 265924), (855, 237932), (969, 209940), (1020, 199443), (1140, 178449), (1292, 157455), (1530, 132962), (1615, 125964), (1710, 118966), (1938, 104970), (2907, 69980), (3060, 66481), (3230, 62982), (3420, 59483), (3499, 58140), (3876, 52485), (4845, 41988), (5814, 34990), (6460, 31491), (6998, 29070), (9690, 20994), (10497, 19380), (11628, 17495), (13996, 14535)]