65775720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1697}}^1$

素因数の和:1747

約数の個数: 128

約数和(自身を含む): 220060800

約数和(自身を除く): 154285080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1697, 1938, 2040, 2280, 2584, 3230, 3394, 3876, 4845, 5091, 6460, 6788, 7752, 8485, 9690, 10182, 12920, 13576, 16970, 19380, 20364, 25455, 28849, 32243, 33940, 38760, 40728, 50910, 57698, 64486, 67880, 86547, 96729, 101820, 115396, 128972, 144245, 161215, 173094, 193458, 203640, 230792, 257944, 288490, 322430, 346188, 386916, 432735, 483645, 548131, 576980, 644860, 692376, 773832, 865470, 967290, 1096262, 1153960, 1289720, 1644393, 1730940, 1934580, 2192524, 2740655, 3288786, 3461880, 3869160, 4385048, 5481310, 6577572, 8221965, 10962620, 13155144, 16443930, 21925240, 32887860, 65775720]

約数ペア:

[(1, 65775720), (2, 32887860), (3, 21925240), (4, 16443930), (5, 13155144), (6, 10962620), (8, 8221965), (10, 6577572), (12, 5481310), (15, 4385048), (17, 3869160), (19, 3461880), (20, 3288786), (24, 2740655), (30, 2192524), (34, 1934580), (38, 1730940), (40, 1644393), (51, 1289720), (57, 1153960), (60, 1096262), (68, 967290), (76, 865470), (85, 773832), (95, 692376), (102, 644860), (114, 576980), (120, 548131), (136, 483645), (152, 432735), (170, 386916), (190, 346188), (204, 322430), (228, 288490), (255, 257944), (285, 230792), (323, 203640), (340, 193458), (380, 173094), (408, 161215), (456, 144245), (510, 128972), (570, 115396), (646, 101820), (680, 96729), (760, 86547), (969, 67880), (1020, 64486), (1140, 57698), (1292, 50910), (1615, 40728), (1697, 38760), (1938, 33940), (2040, 32243), (2280, 28849), (2584, 25455), (3230, 20364), (3394, 19380), (3876, 16970), (4845, 13576), (5091, 12920), (6460, 10182), (6788, 9690), (7752, 8485)]