203469715820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{6697489}}^1$

素因数の和:6697543

約数の個数: 72

約数和(自身を含む): 513081313920

約数和(自身を除く): 309611598100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 30380, 6697489, 13394978, 26789956, 33487445, 46882423, 66974890, 93764846, 133949780, 187529692, 207622159, 234412115, 328176961, 415244318, 468824230, 656353922, 830488636, 937648460, 1038110795, 1312707844, 1453355113, 1640884805, 2076221590, 2906710226, 3281769610, 4152443180, 5813420452, 6563539220, 7266775565, 10173485791, 14533551130, 20346971582, 29067102260, 40693943164, 50867428955, 101734857910, 203469715820]

約数ペア:

[(1, 203469715820), (2, 101734857910), (4, 50867428955), (5, 40693943164), (7, 29067102260), (10, 20346971582), (14, 14533551130), (20, 10173485791), (28, 7266775565), (31, 6563539220), (35, 5813420452), (49, 4152443180), (62, 3281769610), (70, 2906710226), (98, 2076221590), (124, 1640884805), (140, 1453355113), (155, 1312707844), (196, 1038110795), (217, 937648460), (245, 830488636), (310, 656353922), (434, 468824230), (490, 415244318), (620, 328176961), (868, 234412115), (980, 207622159), (1085, 187529692), (1519, 133949780), (2170, 93764846), (3038, 66974890), (4340, 46882423), (6076, 33487445), (7595, 26789956), (15190, 13394978), (30380, 6697489)]