311908860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:653

約数の個数: 192

約数和(自身を含む): 1046183040

約数和(自身を除く): 734274180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 61, 68, 85, 90, 102, 108, 122, 135, 153, 170, 180, 183, 204, 244, 255, 270, 305, 306, 340, 366, 459, 510, 540, 549, 557, 610, 612, 732, 765, 915, 918, 1020, 1037, 1098, 1114, 1220, 1530, 1647, 1671, 1830, 1836, 2074, 2196, 2228, 2295, 2745, 2785, 3060, 3111, 3294, 3342, 3660, 4148, 4590, 5013, 5185, 5490, 5570, 6222, 6588, 6684, 8235, 8355, 9180, 9333, 9469, 10026, 10370, 10980, 11140, 12444, 15039, 15555, 16470, 16710, 18666, 18938, 20052, 20740, 25065, 27999, 28407, 30078, 31110, 32940, 33420, 33977, 37332, 37876, 46665, 47345, 50130, 55998, 56814, 60156, 62220, 67954, 75195, 85221, 93330, 94690, 100260, 101931, 111996, 113628, 135908, 139995, 142035, 150390, 169885, 170442, 186660, 189380, 203862, 255663, 279990, 284070, 300780, 305793, 339770, 340884, 407724, 426105, 509655, 511326, 559980, 568140, 577609, 611586, 679540, 852210, 917379, 1019310, 1022652, 1155218, 1223172, 1278315, 1528965, 1704420, 1732827, 1834758, 2038620, 2310436, 2556630, 2888045, 3057930, 3465654, 3669516, 4586895, 5113260, 5198481, 5776090, 6115860, 6931308, 8664135, 9173790, 10396962, 11552180, 15595443, 17328270, 18347580, 20793924, 25992405, 31190886, 34656540, 51984810, 62381772, 77977215, 103969620, 155954430, 311908860]

約数ペア:

[(1, 311908860), (2, 155954430), (3, 103969620), (4, 77977215), (5, 62381772), (6, 51984810), (9, 34656540), (10, 31190886), (12, 25992405), (15, 20793924), (17, 18347580), (18, 17328270), (20, 15595443), (27, 11552180), (30, 10396962), (34, 9173790), (36, 8664135), (45, 6931308), (51, 6115860), (54, 5776090), (60, 5198481), (61, 5113260), (68, 4586895), (85, 3669516), (90, 3465654), (102, 3057930), (108, 2888045), (122, 2556630), (135, 2310436), (153, 2038620), (170, 1834758), (180, 1732827), (183, 1704420), (204, 1528965), (244, 1278315), (255, 1223172), (270, 1155218), (305, 1022652), (306, 1019310), (340, 917379), (366, 852210), (459, 679540), (510, 611586), (540, 577609), (549, 568140), (557, 559980), (610, 511326), (612, 509655), (732, 426105), (765, 407724), (915, 340884), (918, 339770), (1020, 305793), (1037, 300780), (1098, 284070), (1114, 279990), (1220, 255663), (1530, 203862), (1647, 189380), (1671, 186660), (1830, 170442), (1836, 169885), (2074, 150390), (2196, 142035), (2228, 139995), (2295, 135908), (2745, 113628), (2785, 111996), (3060, 101931), (3111, 100260), (3294, 94690), (3342, 93330), (3660, 85221), (4148, 75195), (4590, 67954), (5013, 62220), (5185, 60156), (5490, 56814), (5570, 55998), (6222, 50130), (6588, 47345), (6684, 46665), (8235, 37876), (8355, 37332), (9180, 33977), (9333, 33420), (9469, 32940), (10026, 31110), (10370, 30078), (10980, 28407), (11140, 27999), (12444, 25065), (15039, 20740), (15555, 20052), (16470, 18938), (16710, 18666)]