311221710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 192

約数和(自身を含む): 912936960

約数和(自身を除く): 601715250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 103, 114, 135, 155, 171, 186, 190, 206, 270, 279, 285, 309, 310, 342, 361, 465, 513, 515, 558, 570, 589, 618, 722, 837, 855, 927, 930, 1026, 1030, 1083, 1178, 1395, 1545, 1674, 1710, 1767, 1805, 1854, 1957, 2166, 2565, 2781, 2790, 2945, 3090, 3193, 3249, 3534, 3610, 3914, 4185, 4635, 5130, 5301, 5415, 5562, 5871, 5890, 6386, 6498, 8370, 8835, 9270, 9579, 9747, 9785, 10602, 10830, 11191, 11742, 13905, 15903, 15965, 16245, 17613, 17670, 19158, 19494, 19570, 22382, 26505, 27810, 28737, 29355, 31806, 31930, 32490, 33573, 35226, 37183, 47895, 48735, 52839, 53010, 55955, 57474, 58710, 60667, 67146, 74366, 79515, 86211, 88065, 95790, 97470, 100719, 105678, 111549, 111910, 121334, 143685, 159030, 167865, 172422, 176130, 182001, 185915, 201438, 223098, 264195, 287370, 302157, 303335, 334647, 335730, 364002, 371830, 431055, 503595, 528390, 546003, 557745, 604314, 606670, 669294, 862110, 910005, 1003941, 1007190, 1092006, 1115490, 1152673, 1510785, 1638009, 1673235, 1820010, 2007882, 2305346, 2730015, 3021570, 3276018, 3346470, 3458019, 5019705, 5460030, 5763365, 6916038, 8190045, 10039410, 10374057, 11526730, 16380090, 17290095, 20748114, 31122171, 34580190, 51870285, 62244342, 103740570, 155610855, 311221710]

約数ペア:

[(1, 311221710), (2, 155610855), (3, 103740570), (5, 62244342), (6, 51870285), (9, 34580190), (10, 31122171), (15, 20748114), (18, 17290095), (19, 16380090), (27, 11526730), (30, 10374057), (31, 10039410), (38, 8190045), (45, 6916038), (54, 5763365), (57, 5460030), (62, 5019705), (90, 3458019), (93, 3346470), (95, 3276018), (103, 3021570), (114, 2730015), (135, 2305346), (155, 2007882), (171, 1820010), (186, 1673235), (190, 1638009), (206, 1510785), (270, 1152673), (279, 1115490), (285, 1092006), (309, 1007190), (310, 1003941), (342, 910005), (361, 862110), (465, 669294), (513, 606670), (515, 604314), (558, 557745), (570, 546003), (589, 528390), (618, 503595), (722, 431055), (837, 371830), (855, 364002), (927, 335730), (930, 334647), (1026, 303335), (1030, 302157), (1083, 287370), (1178, 264195), (1395, 223098), (1545, 201438), (1674, 185915), (1710, 182001), (1767, 176130), (1805, 172422), (1854, 167865), (1957, 159030), (2166, 143685), (2565, 121334), (2781, 111910), (2790, 111549), (2945, 105678), (3090, 100719), (3193, 97470), (3249, 95790), (3534, 88065), (3610, 86211), (3914, 79515), (4185, 74366), (4635, 67146), (5130, 60667), (5301, 58710), (5415, 57474), (5562, 55955), (5871, 53010), (5890, 52839), (6386, 48735), (6498, 47895), (8370, 37183), (8835, 35226), (9270, 33573), (9579, 32490), (9747, 31930), (9785, 31806), (10602, 29355), (10830, 28737), (11191, 27810), (11742, 26505), (13905, 22382), (15903, 19570), (15965, 19494), (16245, 19158), (17613, 17670)]