218998260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3019}}^1$

素因数の和:3078

約数の個数: 144

約数和(自身を含む): 738716160

約数和(自身を除く): 519717900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3019, 3627, 4030, 4836, 5580, 6038, 6045, 7254, 8060, 9057, 12076, 12090, 14508, 15095, 18114, 18135, 24180, 27171, 30190, 36228, 36270, 39247, 45285, 54342, 60380, 72540, 78494, 90570, 93589, 108684, 117741, 135855, 156988, 181140, 187178, 196235, 235482, 271710, 280767, 353223, 374356, 392470, 467945, 470964, 543420, 561534, 588705, 706446, 784940, 842301, 935890, 1123068, 1177410, 1216657, 1403835, 1412892, 1684602, 1766115, 1871780, 2354820, 2433314, 2807670, 3369204, 3532230, 3649971, 4211505, 4866628, 5615340, 6083285, 7064460, 7299942, 8423010, 10949913, 12166570, 14599884, 16846020, 18249855, 21899826, 24333140, 36499710, 43799652, 54749565, 72999420, 109499130, 218998260]

約数ペア:

[(1, 218998260), (2, 109499130), (3, 72999420), (4, 54749565), (5, 43799652), (6, 36499710), (9, 24333140), (10, 21899826), (12, 18249855), (13, 16846020), (15, 14599884), (18, 12166570), (20, 10949913), (26, 8423010), (30, 7299942), (31, 7064460), (36, 6083285), (39, 5615340), (45, 4866628), (52, 4211505), (60, 3649971), (62, 3532230), (65, 3369204), (78, 2807670), (90, 2433314), (93, 2354820), (117, 1871780), (124, 1766115), (130, 1684602), (155, 1412892), (156, 1403835), (180, 1216657), (186, 1177410), (195, 1123068), (234, 935890), (260, 842301), (279, 784940), (310, 706446), (372, 588705), (390, 561534), (403, 543420), (465, 470964), (468, 467945), (558, 392470), (585, 374356), (620, 353223), (780, 280767), (806, 271710), (930, 235482), (1116, 196235), (1170, 187178), (1209, 181140), (1395, 156988), (1612, 135855), (1860, 117741), (2015, 108684), (2340, 93589), (2418, 90570), (2790, 78494), (3019, 72540), (3627, 60380), (4030, 54342), (4836, 45285), (5580, 39247), (6038, 36270), (6045, 36228), (7254, 30190), (8060, 27171), (9057, 24180), (12076, 18135), (12090, 18114), (14508, 15095)]